Integrated Taxonomic Information System - Taxon Author Search Results


Taxon author: Merr.

ITIS records citing taxon author "Merr."
 
 Kingdom Animalia
  Aethia Merrem, 1788 -- valid -- Least Auklets
  Afromynoglenes Merrett & Russell-Smith, 1996 -- valid
  Afromynoglenes parkeri Merrett & Russell-Smith, 1996 -- valid
  Afroneta annulata Merrett, 2004 -- valid
  Afroneta blesti Merrett & Russell-Smith, 1996 -- valid
  Afroneta elgonensis Merrett, 2004 -- valid
  Afroneta erecta Merrett, 2004 -- valid
  Afroneta fulva Merrett, 2004 -- valid
  Afroneta fusca Merrett, 2004 -- valid
  Afroneta immaculoides Merrett, 2004 -- valid
  Afroneta lativulva Merrett, 2004 -- valid
  Afroneta lobeliae Merrett, 2004 -- valid
  Afroneta locketi Merrett & Russell-Smith, 1996 -- valid
  Afroneta maculata Merrett, 2004 -- valid
  Afroneta millidgei Merrett & Russell-Smith, 1996 -- valid
  Afroneta pallens Merrett, 2004 -- valid
  Afroneta snazelli Merrett & Russell-Smith, 1996 -- valid
  Afroneta subfuscoides Merrett, 2004 -- valid
  Afroneta tenuivulva Merrett, 2004 -- valid
  Afroneta tristis Merrett, 2004 -- valid
  Agama aculeata Merrem, 1820 -- valid -- Ground Agama
  Agama aculeata aculeata Merrem, 1820 -- valid -- Ground Agama
  Alouatta palliata mexicana Merriam, 1902 -- valid -- Mexican Howler
  Ammospermophilus Merriam, 1892 -- valid -- Antelope Squirrels
  Ammospermophilus interpres (Merriam, 1890) -- valid -- Ardilla-antilope texana, Texas Antelope Squirrel
  Ammospermophilus leucurus (Merriam, 1889) -- valid -- Ardilla-antílope cola blanca, White-tailed Antelope Squirrel
  Ammospermophilus leucurus cinamomeus (Merriam, 1890) -- valid
  Ammospermophilus leucurus leucurus (Merriam, 1889) -- valid
  Ammospermophilus nelsoni (Merriam, 1893) -- valid -- Nelson's antelope ground squirrel, Nelson's Antelope Squirrel, San Joaquin antelope ground squirrel, San Joaquin antelope squirrel
  Anolis cuvieri Merrem, 1820 -- valid -- Cuvier's Anole, Green Giant Anole, Puerto Rican Giant Anole
  Anolis equestris Merrem, 1820 -- valid -- Knight Anole
  Anolis equestris equestris Merrem, 1820 -- valid
  Antilocapra americana mexicana Merriam, 1901 -- valid
  Antrozous pallidus pacificus Merriam, 1897 -- valid
  Aplodontia major Merriam, 1886 -- invalid
  Aplodontia major rainieri Merriam, 1899 -- invalid
  Aplodontia olympica Merriam, 1899 -- invalid
  Aplodontia pacifica Merriam, 1899 -- invalid
  Aplodontia phaea Merriam, 1899 -- invalid
  Aplodontia rufa pacifica Merriam, 1899 -- valid
  Aplodontia rufa phaea Merriam, 1899 -- valid
  Aplodontia rufa rainieri Merriam, 1899 -- valid
  Arborimus albipes (Merriam, 1901) -- valid -- White-footed Vole
  Arctocephalus philippii townsendi Merriam, 1897 -- valid -- Guadalupe Fur Seal, Lobo-fino de Guadalupe
  Arctocephalus townsendi Merriam, 1897 -- invalid -- Guadalupe Fur Seal, Lobo-fino de Guadalupe
  Arctogalidia Merriam, 1897 -- valid
  Arctophoca townsendi (Merriam, 1897) -- invalid
  Arvicola alticolus Merriam, 1890 -- invalid
  Arvicola austerus minor Merriam, 1888 -- invalid
  Arvicola macropus Merriam, 1891 -- invalid
  Arvicola mordax Merriam, 1891 -- invalid
  Arvicola nanus Merriam, 1891 -- invalid
  Arvicola pallidus Merriam, 1888 -- invalid
  Arvicola phaeus Merriam, 1892 -- invalid
  Baiomys musculus (Merriam, 1892) -- valid -- Southern Pygmy Mouse
  Bassariscus astutus saxicola Merriam, 1897 -- valid
  Bassozetus galatheae Nielsen and Merrett, 2000 -- valid
  Bassozetus werneri Nielsen and Merrett, 2000 -- valid
  Bathymicrops belyaninae Nielsen and Merrett, 1992 -- valid
  Bathymicrops multispinis Nielsen and Merrett, 1992 -- valid
  Bitis arietans (Merrem, 1820) -- valid -- Puff Adder
  Bitis arietans arietans (Merrem, 1820) -- valid
  Blarina brevicauda telmalestes Merriam, 1895 -- valid -- Dismal Swamp short-tailed shrew
  Blarina peninsulae Merriam, 1895 -- valid -- Everglades Short-tailed Shrew
  Blarina telmalestes Merriam, 1895 -- invalid
  Bombinator Merrem, 1820 -- invalid
  Bombinator maculatus Merrem, 1820 -- invalid
  Brachylagus idahoensis (Merriam, 1891) -- valid -- Pygmy Rabbit
  Breviceps Merrem, 1820 -- valid
  Bufo roseus Merrem, 1820 -- invalid
  Caelorinchus abditilus Merrett, 1980 -- invalid
  Caelorinchus abditilux Merrett, 1980 -- invalid
  Caelorinchus cylindricus Iwamoto and Merrett, 1997 -- valid
  Caelorinchus melanobranchus Iwamoto and Merrett, 1997 -- valid
  Caelorinchus semaphoreus Iwamoto and Merrett, 1997 -- valid
  Caelorinchus sereti Iwamoto and Merrett, 1997 -- valid
  Caelorinchus shcherbachevi Iwamoto and Merrett, 1997 -- valid
  Calamita tibicen Merrem, 1820 -- invalid
  Calidris Merrem, 1804 -- valid -- Stints
  Callospermophilus Merriam, 1897 -- valid -- Golden-mantled Ground Squirrels
  Callospermophilus lateralis bernardinus (Merriam, 1898) -- valid
  Callospermophilus lateralis castanurus (Merriam, 1890) -- valid
  Callospermophilus lateralis chrysodeirus (Merriam, 1890) -- valid
  Callospermophilus lateralis cinerascens (Merriam, 1890) -- valid
  Callospermophilus lateralis trinitatus (Merriam, 1901) -- valid
  Callospermophilus madrensis (Merriam, 1901) -- valid -- Sierra Madre Ground Squirrel
  Canis latrans goldmani Merriam, 1904 -- valid
  Canis latrans lestes Merriam, 1897 -- valid
  Canis latrans mearnsi Merriam, 1897 -- valid
  Canis latrans microdon Merriam, 1897 -- valid
  Canis latrans peninsulae Merriam, 1897 -- valid
  Canis latrans vigilis Merriam, 1897 -- valid
  Caracara Merrem, 1826 -- valid -- Caracaras, Crested Caracaras
  Caretta atra Merrem, 1820 -- invalid
  Caretta cepedii Merrem, 1820 -- invalid
  Caretta esculenta Merrem, 1820 -- invalid
  Caretta thunbergii Merrem, 1820 -- invalid
  Carorita Duffey & Merrett, 1963 -- valid
  Centromerus minutissimus Merrett & Powell, 1993 -- valid
  Cervus elaphus nannodes Merriam, 1905 -- valid
  Chaetodipus Merriam, 1889 -- valid -- Coarse-haired Pocket Mice, hispid pocket mice
  Chaetodipus arenarius (Merriam, 1894) -- valid -- Little Desert Pocket Mouse, Sand Pocket Mouse
  Chaetodipus arenarius arenarius (Merriam, 1894) -- valid
  Chaetodipus baileyi (Merriam, 1894) -- valid -- Bailey's Pocket Mouse, Ratón-de abazones Sonorense
  Chaetodipus baileyi baileyi (Merriam, 1894) -- valid
  Chaetodipus californicus (Merriam, 1889) -- valid -- California Pocket Mouse, Ratón-de abazones de California
  Chaetodipus californicus californicus (Merriam, 1889) -- valid
  Chaetodipus fallax (Merriam, 1889) -- valid -- Ratón-de abazones de San Diego, San Diego Pocket Mouse
  Chaetodipus fallax fallax (Merriam, 1889) -- valid -- Northwestern San Diego Pocket Mouse
  Chaetodipus formosus (Merriam, 1889) -- valid -- Long-tailed Pocket Mouse, Ratón-de abazones cola larga
  Chaetodipus formosus formosus (Merriam, 1889) -- valid
  Chaetodipus hispidus paradoxus (Merriam, 1889) -- valid
  Chaetodipus hispidus spilotus (Merriam, 1889) -- invalid
  Chaetodipus intermedius (Merriam, 1889) -- valid -- Ratón-de abazones de roca, Rock Pocket Mouse
  Chaetodipus intermedius intermedius (Merriam, 1889) -- valid
  Chaetodipus nelsoni (Merriam, 1894) -- valid -- Nelson's Pocket Mouse, Ratón-de abazones de Nelson
  Chaetodipus nelsoni canescens (Merriam, 1894) -- valid
  Chaetodipus nelsoni nelsoni (Merriam, 1894) -- valid
  Chaetodipus penicillatus stephensi (Merriam, 1894) -- valid
  Chaetodipus spinatus (Merriam, 1889) -- valid -- Ratón-de abazones de Baja California, Spiny Pocket Mouse
  Chaetodipus spinatus bryanti (Merriam, 1894) -- valid
  Chaetodipus spinatus margaritae (Merriam, 1894) -- valid
  Chaetodipus spinatus peninsulae (Merriam, 1894) -- valid
  Chaetodipus spinatus spinatus (Merriam, 1889) -- valid
  Chersine retusa Merrem, 1820 -- invalid
  Chersine tetradactyla Merrem, 1820 -- invalid
  Cirrhigaleus asper (Merrett, 1973) -- valid -- roughskin dogfish, roughskin dogshark, roughskin spurdog
  Clethrionomys californicus (Merriam, 1890) -- invalid -- Western Red-backed Vole
  Coluber condanarus Merrem, 1820 -- invalid
  Coluber edwardsii Merrem, 1820 -- invalid
  Compsobata columbiana Merritt, 1976 -- valid
  Compsobata jamesi Merritt, 1971 -- valid
  Conepatus leuconotus texensis Merriam, 1902 -- invalid
  Cophias hypnale Merrem, 1820 -- invalid
  Coryphaenoides paramarshalli Merrett, 1983 -- valid
  Corytophanes cristatus (Merrem, 1821) -- valid -- Smooth Helmeted Iguana, Turipache cabeza lisa
  Cratogeomys Merriam, 1895 -- valid
  Cratogeomys castanops goldmani Merriam, 1895 -- invalid
  Cratogeomys estor Merriam, 1895 -- invalid
  Cratogeomys fulvescens Merriam, 1895 -- valid -- Oriental Basin Pocket Gopher
  Cratogeomys fumosus (Merriam, 1892) -- valid -- Smoky Pocket Gopher
  Cratogeomys fumosus angustirostris (Merriam, 1903) -- valid
  Cratogeomys fumosus fumosus (Merriam, 1892) -- valid
  Cratogeomys fumosus tylorhinus (Merriam, 1895) -- valid
  Cratogeomys goldmani Merriam, 1895 -- valid -- Goldman's Pocket Gopher, Goldman's Yellow-faced Pocket Gopher
  Cratogeomys goldmani goldmani Merriam, 1895 -- valid
  Cratogeomys gymnurus (Merriam, 1892) -- invalid -- Llano Pocket Gopher
  Cratogeomys gymnurus gymnurus (Merriam, 1892) -- invalid
  Cratogeomys merriami estor Merriam, 1895 -- invalid
  Cratogeomys merriami fulvescens Merriam, 1895 -- invalid
  Cratogeomys merriami perotensis Merriam, 1895 -- invalid
  Cratogeomys neglectus (Merriam, 1902) -- invalid -- Querétaro Pocket Gopher
  Cratogeomys oreocetes Merriam, 1895 -- invalid
  Cratogeomys peregrinus Merriam, 1895 -- invalid
  Cratogeomys perotensis Merriam, 1895 -- valid -- Cofre de Perote Pocket Gopher
  Cratogeomys planiceps (Merriam, 1895) -- valid
  Cratogeomys tylorhinus (Merriam, 1895) -- invalid -- Naked-nosed Pocket Gopher
  Cratogeomys tylorhinus angustirostris (Merriam, 1903) -- invalid
  Cratogeomys tylorhinus planiceps (Merriam, 1895) -- invalid
  Cratogeomys tylorhinus tylorhinus (Merriam, 1895) -- invalid
  Cryptotis alticola (Merriam, 1895) -- valid -- Central Mexican Broad-clawed Shrew
  Cryptotis goldmani (Merriam, 1895) -- valid -- Goldman's Broad-clawed Shrew, Goldman's Small-eared Shrew
  Cryptotis goldmani goldmani (Merriam, 1895) -- valid
  Cryptotis goldmani machetes Merriam, 1895 -- valid
  Cryptotis magna (Merriam, 1895) -- valid -- Big Mexican Small-eared Shrew, Big Small-eared Shrew
  Cryptotis mayensis (Merriam, 1901) -- valid -- Yucatan Small-eared Shrew
  Cryptotis nelsoni (Merriam, 1895) -- valid -- Nelson's Small-eared Shrew
  Cryptotis obscura (Merriam, 1895) -- valid -- Grizzled Mexican Small-eared Shrew
  Cryptotis parva floridana (Merriam, 1895) -- valid
  Cryptotis parva soricina (Merriam, 1895) -- valid
  Cryptotis parva tropicalis (Merriam, 1895) -- invalid
  Cryptotis peregrina (Merriam, 1895) -- valid -- Oaxacan Broad-clawed Shrew
  Cryptotis thomasi (Merriam, 1897) -- valid -- Thomas' Small-eared Shrew
  Cryptotis tropicalis (Merriam, 1895) -- valid -- Tropical Small-eared Shrew
  Cynomys leucurus Merriam, 1890 -- valid -- White-tailed Prairie Dog
  Cynomys mexicanus Merriam, 1892 -- valid -- Mexican Prairie Dog, Mexican prairie marmot
  Dactylethra bufonia (Merrem, 1820) -- invalid
  Diadophis punctatus edwardsii (Merrem, 1820) -- valid -- Northern Ring-Necked Snake, Northern Ringneck Snake
  Dicrostonyx nelsoni Merriam, 1900 -- valid -- Nelson's Collared Lemming
  Dicrostonyx richardsoni Merriam, 1900 -- valid -- Richardson's Collared Lemming
  Dicrostonyx unalascensis Merriam, 1900 -- valid -- Aleutian Island Collared Lemming, Unalaska Collared Lemming
  Dipodomys agilis perplexus Merriam, 1907 -- valid
  Dipodomys californicus Merriam, 1890 -- valid -- California Kangaroo Rat
  Dipodomys californicus californicus Merriam, 1890 -- valid
  Dipodomys elator Merriam, 1894 -- valid -- Texas Kangaroo Rat
  Dipodomys heermanni goldmani (Merriam, 1904) -- valid
  Dipodomys heermanni morroensis (Merriam, 1907) -- valid -- Morro Bay kangaroo rat
  Dipodomys heermanni tularensis (Merriam, 1904) -- valid
  Dipodomys ingens (Merriam, 1904) -- valid -- Giant Kangaroo Rat
  Dipodomys insularis Merriam, 1907 -- invalid -- San Jose Island Kangaroo Rat
  Dipodomys margaritae Merriam, 1907 -- invalid -- Margarita Island Kangaroo Rat
  Dipodomys merriami ambiguus Merriam, 1890 -- valid
  Dipodomys merriami atronasus Merriam, 1894 -- valid
  Dipodomys merriami exilis Merriam, 1894 -- invalid
  Dipodomys merriami insularis Merriam, 1907 -- valid -- San Jose Island Kangaroo Rat
  Dipodomys merriami margaritae Merriam, 1907 -- valid -- Margarita Island Kangaroo Rat
  Dipodomys merriami melanurus Merriam, 1893 -- valid
  Dipodomys merriami nevadensis Merriam, 1894 -- invalid
  Dipodomys merriami nitratoides Merriam, 1894 -- invalid
  Dipodomys merriami nitratus Merriam, 1894 -- invalid
  Dipodomys merriami platycephalus Merriam, 1907 -- valid
  Dipodomys microps (Merriam, 1904) -- valid -- Chisel-toothed Kangaroo Rat
  Dipodomys microps levipes (Merriam, 1904) -- valid
  Dipodomys microps microps (Merriam, 1904) -- valid
  Dipodomys nelsoni Merriam, 1907 -- valid -- Nelson's Kangaroo Rat
  Dipodomys nitratoides Merriam, 1894 -- valid -- Fresno Kangaroo Rat, San Joaquin kangaroo rat, San Joaquin Valley Kangaroo Rat
  Dipodomys nitratoides exilis Merriam, 1894 -- valid -- Fresno kangaroo rat
  Dipodomys nitratoides nitratoides Merriam, 1894 -- valid -- Tipton kangaroo rat
  Dipodomys ordii columbianus (Merriam, 1894) -- valid
  Dipodomys ordii longipes (Merriam, 1890) -- valid
  Dipodomys ordii utahensis (Merriam, 1904) -- valid
  Dipodomys ornatus Merriam, 1894 -- valid -- Plateau Kangaroo Rat
  Dipodomys panamintinus (Merriam, 1894) -- valid -- Panamint Kangaroo Rat
  Dipodomys panamintinus panamintinus (Merriam, 1894) -- valid -- Panamint Kangaroo Rat
  Dipodomys perotensis Merriam, 1894 -- invalid
  Dipodomys phillipsii ornatus Merriam, 1894 -- invalid
  Dipodomys phillipsii perotensis Merriam, 1894 -- valid
  Dipodomys simulans (Merriam, 1904) -- valid -- Dulzura Kangaroo Rat
  Dipodomys simulans peninsularis (Merriam, 1907) -- valid
  Dipodomys simulans simulans (Merriam, 1904) -- valid
  Dipodomys spectabilis Merriam, 1890 -- valid -- Banner-tailed Kangaroo Rat, Rata-canguro cola de bandera
  Dipodomys spectabilis cratodon Merriam, 1907 -- valid
  Dipodomys spectabilis spectabilis Merriam, 1890 -- valid
  Dipodomys stephensi (Merriam, 1907) -- valid -- Stephens' kangaroo rat, Stephens's Kangaroo Rat
  Dipodomys venustus (Merriam, 1904) -- valid -- Narrow-faced Kangaroo Rat
  Dipodomys venustus venustus (Merriam, 1904) -- valid
  Dipodops Merriam, 1890 -- invalid
  Discoverichthys Merrett and Nielsen, 1987 -- valid
  Discoverichthys praecox Merrett and Nielsen, 1987 -- valid
  Echis Merrem, 1820 -- valid
  Elaps corallinus Merrem, 1820 -- invalid
  Elaps ibiboboca Merrem, 1820 -- invalid
  Emys depressa Merrem, 1820 -- invalid
  Enhydra lutris nereis (Merriam, 1904) -- valid -- southern sea otter
  Erethizon dorsatus myops Merriam, 1900 -- valid
  Eumops perotis californicus (Merriam, 1890) -- valid -- Greater Western Bonneted Bat, Greater Western Mastiff Bat
  Eutamias palmeri Merriam, 1897 -- invalid -- Palmer's chipmunk
  Evotomys carolinensis Merriam, 1888 -- invalid
  Evotomys dawsoni Merriam, 1888 -- invalid
  Evotomys galei Merriam, 1890 -- invalid
  Evotomys gapperi brevicaudus Merriam, 1891 -- invalid
  Evotomys idahoensis Merriam, 1891 -- invalid
  Evotomys mazama Merriam, 1897 -- invalid
  Evotomys obscurus Merriam, 1897 -- invalid
  Evotomys occidentalis Merriam, 1890 -- invalid
  Evotomys orca Merriam, 1900 -- invalid
  Felis aztecus browni Merriam, 1903 -- invalid
  Felis bangsi costaricensis Merriam, 1901 -- invalid
  Felis concolor azteca Merriam, 1901 -- invalid
  Felis concolor browni Merriam, 1903 -- invalid
  Felis concolor costaricensis Merriam, 1901 -- invalid
  Felis concolor hippolestes Merriam, 1897 -- invalid
  Felis concolor olympus Merriam, 1897 -- invalid
  Felis hippolestes Merriam, 1897 -- invalid
  Felis hippolestes azteca Merriam, 1901 -- invalid
  Felis hippolestes aztecus Merriam, 1901 -- invalid
  Felis hippolestes olympus Merriam, 1897 -- invalid
  Fiber macrodon Merriam, 1897 -- invalid
  Fringilla iliaca Merrem, 1786 -- invalid
  Gecko gyrinoides (Merrem, 1789) -- invalid
  Geomys arenarius Merriam, 1895 -- valid -- Desert Pocket Gopher, Tuza arenera
  Geomys arenarius arenarius Merriam, 1895 -- valid
  Geomys attwateri Merriam, 1895 -- valid -- Attwater's Pocket Gopher
  Geomys attwateri attwateri Merriam, 1895 -- valid
  Geomys breviceps attwateri Merriam, 1895 -- invalid
  Geomys breviceps sagittalis Merriam, 1895 -- valid
  Geomys breviceps texensis Merriam, 1895 -- invalid
  Geomys bursarius arenarius Merriam, 1895 -- invalid -- desert pocket gopher
  Geomys bursarius attwateri Merriam, 1895 -- invalid
  Geomys bursarius lutescens Merriam, 1890 -- invalid
  Geomys bursarius texensis Merriam, 1895 -- invalid
  Geomys fumosus Merriam, 1892 -- invalid
  Geomys lutescens Merriam, 1890 -- valid
  Geomys nelsoni Merriam, 1892 -- invalid
  Geomys personatus fallax Merriam, 1895 -- valid
  Geomys texensis Merriam, 1895 -- valid -- Central Texas Pocket Gopher, Llano Pocket Gopher
  Geomys texensis texensis Merriam, 1895 -- valid
  Geomys tuza mobilensis Merriam, 1895 -- invalid
  Gibbafroneta Merrett, 2004 -- valid
  Gibbafroneta gibbosa Merrett, 2004 -- valid
  Glaucomys sabrinus klamathensis (Merriam, 1897) -- valid -- Klamath flying squirrel
  Glaucomys sabrinus stephensi (Merriam, 1900) -- valid -- California coast flying squirrel
  Glossophaga mutica Merriam, 1898 -- valid -- Merriam's Long-tongued Bat
  Glossophaga soricina mutica Merriam, 1898 -- invalid
  Gymnophthalmus Merrem, 1820 -- valid
  Habromys lepturus (Merriam, 1898) -- valid -- Slender-tailed Deer Mouse, Zempoaltepec Deermouse
  Herpetomys Merriam, 1898 -- invalid
  Hesperomys anthonyi Merriam, 1887 -- invalid
  Hesperomys leucopus rufinus Merriam, 1890 -- invalid
  Hesperomys megalotis Merriam, 1890 -- invalid
  Heterogeomys Merriam, 1895 -- invalid
  Heterogeomys torridus Merriam, 1895 -- invalid
  Heteromys (Xylomys) Merriam, 1902 -- valid
  Heteromys desmarestianus goldmani Merriam, 1902 -- invalid -- Goldman's spiny pocket mouse
  Heteromys goldmani Merriam, 1902 -- valid -- Goldman's Spiny Pocket Mouse
  Heteromys nelsoni Merriam, 1902 -- valid -- Nelson's Spiny Pocket Mouse
  Heteronetta atricapilla (Merrem, 1841) -- valid -- Black-headed Duck
  Hodomys Merriam, 1894 -- valid
  Hodomys alleni (Merriam, 1892) -- valid -- Allen's Woodrat
  Hodomys vetulus Merriam, 1894 -- invalid
  Hymenocephalus adelscotti Iwamoto and Merrett, 1997 -- valid
  Hymenocephalus megalops Iwamoto and Merrett, 1997 -- valid
  Hymenocephalus nesaeae Merrett and Iwamoto, 2000 -- valid
  Hypnale hypnale (Merrem, 1820) -- valid -- Hump-nosed Moccasin
  Hypochthon Merrem, 1820 -- invalid
  Ictidomys tridecemlineatus alleni (Merriam, 1898) -- valid -- Allen's 13-lined ground squirrel
  Ictidomys tridecemlineatus texensis (Merriam, 1898) -- valid
  Ilyophis blachei Saldanha and Merrett, 1982 -- valid
  Indosquilla Ingle and Merrett, 1971 -- valid
  Indosquilla manihinei Ingle and Merrett, 1971 -- valid
  Kumba musorstom Merrett and Iwamoto, 2000 -- valid
  Lacerta gyrinoides Merrem, 1789 -- invalid
  Laminafroneta Merrett, 2004 -- valid
  Latax lutris nereis Merriam, 1904 -- invalid
  Lemmus alascensis Merriam, 1900 -- invalid
  Lemmus yukonensis Merriam, 1900 -- invalid
  Lepus americanus dalli Merriam, 1900 -- valid
  Lepus americanus klamathensis Merriam, 1899 -- valid
  Lepus baileyi Merriam, 1897 -- invalid
  Lepus californicus wallawalla Merriam, 1904 -- valid
  Lepus campestris sierrae Merriam, 1904 -- invalid
  Lepus idahoensis Merriam, 1891 -- invalid
  Lepus klamathensis Merriam, 1899 -- invalid
  Lepus orizabae Merriam, 1893 -- invalid
  Lepus othus Merriam, 1900 -- valid -- Alaska Arctic Hare, Alaska Tundra Hare, Alaskan Hare, Beringian hare, Northern Hare, St. Michael's Hare, Swift Hare, Tundra Hare, Tunrda Polar Hare
  Lepus othus othus Merriam, 1900 -- valid
  Lepus othus poadromus Merriam, 1900 -- valid
  Lepus texianus wallawalla Merriam, 1904 -- invalid
  Lepus tularensis Merriam, 1904 -- invalid
  Liomys Merriam, 1902 -- valid -- Spiny Pocket Mice
  Liomys irroratus texensis Merriam, 1902 -- valid
  Liomys irroratus torridus Merriam, 1902 -- valid
  Liomys pictus annectens (Merriam, 1902) -- valid
  Liomys pictus plantinarensis Merriam, 1902 -- valid
  Liomys salvini crispus Merriam, 1902 -- valid
  Lucigadus acrolophus Iwamoto and Merrett, 1997 -- valid
  Lynx rufus baileyi Merriam, 1890 -- valid
  Lynx rufus pallescens Merriam, 1899 -- valid
  Lyriocephalus Merrem, 1820 -- valid
  Macrogeomys Merriam, 1895 -- invalid
  Macrogeomys costaricensis Merriam, 1895 -- invalid
  Macrogeomys dolichocephalus Merriam, 1895 -- invalid
  Macrosmia Merrett, Sazonov and Shcherbachev, 1983 -- valid
  Macrosmia phalacra Merrett, Sazonov and Shcherbachev, 1983 -- valid
  Marmosa mexicana Merriam, 1897 -- valid -- Mexican Mouse Opossum, Tlacuache-ratón mexicano
  Marmosa mexicana mexicana Merriam, 1897 -- valid
  Marmota flaviventris dacota (Merriam, 1889) -- valid
  Marmota olympus (Merriam, 1898) -- valid -- Olympic Marmot
  Martes americana caurina (Merriam, 1890) -- invalid
  Martes caurina (Merriam, 1890) -- valid
  Martes caurina caurina (Merriam, 1890) -- invalid
  Matamata Merrem, 1820 -- invalid
  Mazama pandora Merriam, 1901 -- valid -- Yucatan Brown Brocket
  Megadontomys Merriam, 1898 -- valid -- Giant Deer Mice
  Megadontomys nelsoni (Merriam, 1898) -- valid -- Nelson's Big-toothed Deermouse, Nelson's giant deer mouse
  Megadontomys thomasi (Merriam, 1898) -- valid -- Thomas' Deer Mouse, Thomas's Big-toothed Deermouse, Thomas's giant deer mouse
  Megasorex gigas (Merriam, 1897) -- valid -- Mexican Shrew
  Mephitis mephitis estor Merriam, 1890 -- valid
  Microdipodops Merriam, 1891 -- valid -- Kangaroo Mice
  Microdipodops megacephalus Merriam, 1891 -- valid -- Dark Kangaroo Mouse
  Microdipodops megacephalus californicus Merriam, 1901 -- valid
  Microdipodops megacephalus megacephalus Merriam, 1891 -- valid
  Microdipodops megacephalus oregonus Merriam, 1901 -- valid
  Microdipodops pallidus Merriam, 1901 -- valid -- Pale Kangaroo Mouse
  Microdipodops pallidus pallidus Merriam, 1901 -- valid
  Micropeza chillcotti Merritt, 1976 -- valid
  Micropeza unca Merritt, 1971 -- valid
  Microtus abbreviatus fisheri Merriam, 1900 -- invalid
  Microtus bairdi Merriam, 1897 -- invalid
  Microtus fulviventer Merriam, 1898 -- invalid
  Microtus guatemalensis Merriam, 1898 -- valid -- Guatemalan Vole
  Microtus innuitus Merriam, 1900 -- invalid
  Microtus kadiacensis Merriam, 1897 -- invalid
  Microtus longicaudus (Merriam, 1888) -- valid -- Coronation Island vole, Long-tailed Vole
  Microtus longicaudus longicaudus (Merriam, 1888) -- invalid
  Microtus macfarlani Merriam, 1900 -- invalid
  Microtus macrurus Merriam, 1898 -- invalid
  Microtus mordax bernardinus Merriam, 1908 -- invalid
  Microtus oregoni adocetus Merriam, 1908 -- invalid
  Microtus serpens Merriam, 1897 -- invalid
  Microtus sitkensis Merriam, 1897 -- invalid
  Microtus umbrosus Merriam, 1898 -- valid -- Zempoaltépec Vole
  Microtus unalascensis Merriam, 1897 -- invalid
  Microtus unalascensis popofensis Merriam, 1900 -- invalid
  Microtus yakutatensis Merriam, 1900 -- invalid
  Micrurus corallinus (Merrem, 1820) -- valid -- Painted Coral Snake
  Micrurus ibiboboca (Merrem, 1820) -- valid -- Caatinga Coral Snake
  Moho nobilis (Merrem, 1786) -- valid -- Hawaii 'O'o, Hawaii 'O'o, Hawaii Oo, Hawaii Oo
  Molga Merrem, 1820 -- invalid
  Molge Merrem, 1820 -- invalid
  Molge cinerea Merrem, 1820 -- invalid
  Molge striata Merrem, 1820 -- invalid
  Molossus californicus Merriam, 1890 -- invalid
  Mustela caurina Merriam, 1890 -- invalid
  Mustela erminea alascensis (Merriam, 1896) -- valid
  Mustela erminea arctica (Merriam, 1896) -- valid
  Mustela erminea kadiacensis (Merriam, 1896) -- valid
  Mustela erminea streatori (Merriam, 1896) -- valid
  Mustela frenata alleni (Merriam, 1896) -- valid
  Mustela frenata goldmani (Merriam, 1896) -- valid
  Mustela frenata leucoparia (Merriam, 1896) -- valid
  Mustela frenata oregonensis (Merriam, 1896) -- valid
  Mustela frenata perda (Merriam, 1902) -- valid
  Mustela frenata saturata (Merriam, 1896) -- valid
  Mustela frenata tropicalis (Merriam, 1896) -- valid
  Mustela frenata washingtoni (Merriam, 1896) -- valid
  Myodes californicus (Merriam, 1890) -- valid -- California Red-backed Mouse, Western Red-backed Vole
  Myotis ciliolabrum (Merriam, 1886) -- valid -- Miotis cara negra, Small-footed Myotis, western small-footed bat, Western Small-footed Myotis
  Myotis keenii (Merriam, 1895) -- valid -- Keen's Myotis
  Myotis melanorhinus (Merriam, 1890) -- invalid -- Dark-nosed Small-footed Myotis
  Nasua narica molaris Merriam, 1902 -- valid
  Nasua narica nelsoni Merriam, 1901 -- valid
  Nasua nasua molaris Merriam, 1902 -- valid
  Nelsonia Merriam, 1897 -- valid -- Diminutive Wood Rat
  Nelsonia goldmani Merriam, 1903 -- valid -- Goldman's Diminutive Woodrat, Nelson and Goldman's woodrat
  Nelsonia neotomodon Merriam, 1897 -- valid -- Diminutive Woodrat, Western Diminutive Woodrat
  Neotoma (Teanopus) Merriam, 1903 -- valid
  Neotoma albigula warreni Merriam, 1908 -- invalid
  Neotoma arizonae Merriam, 1893 -- invalid
  Neotoma baileyi Merriam, 1894 -- invalid
  Neotoma bryanti Merriam, 1887 -- valid -- Bryant's Woodrat
  Neotoma desertorum Merriam, 1894 -- invalid
  Neotoma desertorum sola Merriam, 1894 -- invalid
  Neotoma fallax Merriam, 1894 -- invalid
  Neotoma fuscipes dispar Merriam, 1894 -- invalid
  Neotoma fuscipes streatori Merriam, 1894 -- invalid
  Neotoma goldmani Merriam, 1903 -- valid -- Goldman's Woodrat
  Neotoma intermedia angusticeps Merriam, 1894 -- invalid
  Neotoma intermedia melanura Merriam, 1894 -- invalid
  Neotoma latifrons Merriam, 1894 -- invalid
  Neotoma leucodon Merriam, 1894 -- valid -- White-toothed Woodrat
  Neotoma mexicana bullata Merriam, 1894 -- invalid
  Neotoma navus Merriam, 1903 -- invalid
  Neotoma orolestes Merriam, 1894 -- invalid
  Neotoma phenax (Merriam, 1903) -- valid -- Sonoran Woodrat
  Neotoma pinetorum Merriam, 1893 -- invalid
  Neotoma tenuicauda Merriam, 1892 -- invalid
  Neotominae Merriam, 1894 -- valid
  Neotomodon Merriam, 1898 -- valid -- Volcano Mouse
  Neotomodon alstoni Merriam, 1898 -- valid -- Mexican Volcano Mouse, Volcano Deermouse, Volcano Mouse
  Neotomodon orizabae Merriam, 1898 -- invalid
  Neotomodon perotensis Merriam, 1898 -- invalid
  Nezumia aspidentata Iwamoto and Merrett, 1997 -- valid
  Nezumia aspidentatus Iwamoto and Merrett, 1997 -- invalid
  Nezumia cliveri Iwamoto and Merrett, 1997 -- valid
  Nezumia coheni Iwamoto and Merrett, 1997 -- valid
  Nezumia oliveri Iwamoto and Merrett, 1997 -- invalid
  Normichthys herringi Sazonov and Merrett, 2001 -- valid
  Nothophantes Merrett & Stevens, 1995 -- valid
  Nothophantes horridus Merrett & Stevens, 1995 -- valid
  Notocitellus adocetus (Merriam, 1903) -- valid -- Tropical Ground Squirrel
  Notocitellus adocetus adocetus (Merriam, 1903) -- valid
  Notocitellus annulatus goldmani (Merriam, 1902) -- valid
  Notopais beddardi Merrin, 2004 -- valid
  Notopais minya Merrin, 2004 -- valid
  Notopais zealandica Merrin, 2004 -- valid
  Nyctinomops femorosaccus (Merriam, 1889) -- valid -- Murciélago-cola suelta de bolsa, Pocketed Free-tailed Bat
  Nyctinomus femorosaccus Merriam, 1889 -- invalid
  Ochotona princeps schisticeps (Merriam, 1889) -- valid
  Odocoileus hemionus cerrosensis Merriam, 1898 -- valid -- Cedros Island mule deer
  Odocoileus hemionus sitkensis Merriam, 1898 -- valid
  Odocoileus virginianus nelsoni Merriam, 1898 -- valid
  Odocoileus virginianus thomasi Merriam, 1898 -- valid
  Onychomys fuliginosus Merriam, 1890 -- invalid
  Onychomys leucogaster albescens Merriam, 1904 -- invalid
  Onychomys leucogaster brevicaudus Merriam, 1891 -- invalid
  Onychomys leucogaster melanophrys Merriam, 1889 -- invalid
  Onychomys longicaudus Merriam, 1889 -- invalid
  Onychomys longipes Merriam, 1889 -- invalid
  Onychomys melanophrys pallescens Merriam, 1890 -- invalid
  Onychomys torridus canus Merriam, 1904 -- invalid
  Onychomys torridus tularensis Merriam, 1904 -- invalid
  Onychomys torridus yakiensis Merriam, 1904 -- invalid
  Oplurus cyclurus (Merrem, 1820) -- valid -- Merrem's Madagascar Swift
  Ortalis Merrem, 1786 -- valid -- Chachalacas
  Orthogeomys Merriam, 1895 -- valid -- Giant Pocket Gophers
  Orthogeomys (Heterogeomys) Merriam, 1895 -- valid
  Orthogeomys (Macrogeomys) Merriam, 1895 -- valid
  Orthogeomys (Orthogeomys) Merriam, 1895 -- valid
  Orthogeomys cherriei costaricensis (Merriam, 1895) -- valid
  Orthogeomys grandis latifrons Merriam, 1895 -- valid
  Orthogeomys grandis nelsoni Merriam, 1895 -- valid
  Orthogeomys heterodus dolichocephalus (Merriam, 1895) -- valid
  Orthogeomys hispidus torridus (Merriam, 1895) -- valid
  Orthogeomys latifrons Merriam, 1895 -- invalid
  Orthogeomys nelsoni Merriam, 1895 -- invalid
  Orthriomys Merriam, 1898 -- invalid
  Oryzomys albiventer Merriam, 1901 -- invalid
  Oryzomys angusticeps Merriam, 1901 -- invalid
  Oryzomys chapmani caudatus Merriam, 1901 -- invalid
  Oryzomys chapmani dilutior Merriam, 1901 -- invalid
  Oryzomys cozumelae Merriam, 1901 -- invalid
  Oryzomys crinitus Merriam, 1901 -- invalid
  Oryzomys crinitus aztecus Merriam, 1901 -- invalid
  Oryzomys goldmani Merriam, 1901 -- invalid
  Oryzomys hylocetes Merriam, 1901 -- invalid
  Oryzomys jalapae rufinus Merriam, 1901 -- invalid
  Oryzomys mexicanus peragrus Merriam, 1901 -- invalid
  Oryzomys natator floridanus Merriam, 1901 -- invalid
  Oryzomys nelsoni Merriam, 1898 -- valid -- Nelson's Oryzomys, Nelson's Rice Rat
  Oryzomys palatinus Merriam, 1901 -- invalid
  Oryzomys rhabdops Merriam, 1901 -- valid -- Highland Oryzomys, Striped Rice Rat
  Oryzomys richmondi Merriam, 1901 -- invalid
  Oryzomys rostratus Merriam, 1901 -- valid -- Long-nosed Oryzomys, Long-nosed Rice Rat
  Oryzomys rostratus megadon Merriam, 1901 -- invalid
  Oryzomys rufus Merriam, 1901 -- invalid
  Oryzomys saturatior Merriam, 1901 -- valid -- Cloud Forest Oryzomys, Cloud Forest Rice Rat
  Oryzomys teapensis Merriam, 1901 -- invalid
  Oryzomys yucatanensis Merriam, 1901 -- invalid
  Oryzomys zygomaticus Merriam, 1901 -- invalid
  Otospermophilus beecheyi fisheri (Merriam, 1893) -- valid
  Otospermophilus variegatus utah (Merriam, 1903) -- valid
  Ototylomys Merriam, 1901 -- valid -- Big-eared Climbing Rats
  Ototylomys phyllotis Merriam, 1901 -- valid -- Big-eared Climbing Rat
  Ototylomys phyllotis phaeus Merriam, 1901 -- invalid
  Ovis canadensis auduboni Merriam, 1901 -- valid
  Ovis canadensis mexicana Merriam, 1901 -- valid -- desert bighorn sheep
  Ovis canadensis nelsoni Merriam, 1897 -- valid -- desert bighorn sheep, Nelson bighorn sheep, Nelson's bighorn sheep, Peninsular bighorn sheep
  Pandora inflata Boss and Merrill, 1965 -- valid -- inflated pandora
  Pappogeomys Merriam, 1895 -- valid -- Mexican Pocket Gophers, tuzas
  Pappogeomys (Cratogeomys) Merriam, 1895 -- invalid
  Pappogeomys albinasus Merriam, 1895 -- invalid
  Pappogeomys bulleri albinasus Merriam, 1895 -- valid
  Pappogeomys fumosus (Merriam, 1892) -- invalid -- Smoky Pocket Gopher
  Pappogeomys gymnurus (Merriam, 1892) -- invalid -- Llano Pocket Gopher
  Pappogeomys gymnurus gymnurus (Merriam, 1892) -- invalid
  Pappogeomys neglectus (Merriam, 1902) -- invalid -- Querétaro Pocket Gopher
  Pappogeomys tylorhinus (Merriam, 1895) -- invalid -- Naked-nosed Pocket Gopher
  Pappogeomys tylorhinus angustirostris Merriam, 1903 -- invalid
  Pappogeomys tylorhinus planiceps (Merriam, 1895) -- invalid
  Pappogeomys tylorhinus tylorhinus (Merriam, 1895) -- invalid
  Paraliparis hystrix Merrett, 1983 -- valid
  Passerella iliaca (Merrem, 1786) -- valid -- bruant fauve, Fox Sparrow, Gorrión rascador, Red Fox Sparrow
  Passerella iliaca iliaca (Merrem, 1786) -- valid
  Pecari tajacu crassus (Merriam, 1901) -- valid
  Pecari tajacu humeralis (Merriam, 1901) -- valid
  Pecari tajacu nanus (Merriam, 1901) -- valid
  Pecari tajacu yucatanensis (Merriam, 1901) -- valid
  Pelodytes daudini (Merrem, 1820) -- invalid
  Penelope Merrem, 1786 -- valid
  Perodipus heermanni morroensis Merriam, 1907 -- invalid
  Perodipus ingens Merriam, 1904 -- invalid
  Perodipus ordi columbianus Merriam, 1894 -- invalid
  Perodipus panamintinus Merriam, 1894 -- invalid
  Perodipus streatori Merriam, 1894 -- invalid
  Perognathus arenarius Merriam, 1894 -- invalid
  Perognathus baileyi Merriam, 1894 -- invalid -- Bailey's pocket mouse
  Perognathus californicus Merriam, 1889 -- invalid -- California pocket mouse
  Perognathus fallax Merriam, 1889 -- invalid -- San Diego pocket mouse
  Perognathus fallax fallax Merriam, 1889 -- invalid -- Northwestern San Diego pocket mouse
  Perognathus flavescens Merriam, 1889 -- valid -- Plains Pocket Mouse, Ratón-de abazones de pradera
  Perognathus flavescens apache Merriam, 1889 -- valid
  Perognathus flavescens flavescens Merriam, 1889 -- valid
  Perognathus flavus bimaculatus Merriam, 1889 -- valid
  Perognathus flavus fuliginosus Merriam, 1890 -- valid
  Perognathus flavus mexicanus Merriam, 1894 -- valid
  Perognathus formosus Merriam, 1889 -- invalid -- long-tailed pocket mouse
  Perognathus hispidus paradoxus Merriam, 1889 -- invalid
  Perognathus hispidus spilotus Merriam, 1889 -- invalid
  Perognathus inornatus Merriam, 1889 -- valid -- San Joaquin Pocket Mouse
  Perognathus inornatus inornatus Merriam, 1889 -- valid -- San Joaquin Pocket Mouse
  Perognathus intermedius Merriam, 1889 -- invalid -- rock pocket mouse
  Perognathus longimembris nevadensis Merriam, 1894 -- valid
  Perognathus longimembris panamintinus Merriam, 1894 -- valid
  Perognathus nelsoni Merriam, 1894 -- invalid -- Nelson's pocket mouse
  Perognathus parvus columbianus Merriam, 1894 -- valid
  Perognathus parvus olivaceus Merriam, 1889 -- valid
  Perognathus spinatus Merriam, 1889 -- invalid -- spiny pocket mouse
  Peromyscus auritus Merriam, 1898 -- invalid
  Peromyscus comptus Merriam, 1898 -- invalid
  Peromyscus cozulmelae Merriam, 1901 -- invalid
  Peromyscus crinitus (Merriam, 1891) -- valid -- Canyon Deermouse, Canyon Mouse, Ratón de cańada
  Peromyscus felipensis Merriam, 1898 -- invalid
  Peromyscus gratus Merriam, 1898 -- valid -- Merriam's Pińon Mouse, Osgood's Mouse, Ratón de Tlalpan, Saxicoline Deermouse
  Peromyscus guatemalensis Merriam, 1898 -- valid -- Guatemalan Deer Mouse, Guatemalan Deermouse
  Peromyscus hylocetes Merriam, 1898 -- valid -- Southern Wood Mouse, Transvolcanic Deermouse
  Peromyscus levipes Merriam, 1898 -- valid -- Nimble-footed Deermouse, Nimble-footed Mouse
  Peromyscus madrensis Merriam, 1898 -- valid -- Tres Marías Deermouse, Tres Marias Island mouse
  Peromyscus megalops Merriam, 1898 -- valid -- Broad-faced Deermouse, Brown Deer Mouse
  Peromyscus mekisturus Merriam, 1898 -- valid -- Puebla Deer Mouse, Puebla Deermouse
  Peromyscus mexicanus orizabae Merriam, 1898 -- invalid
  Peromyscus mexicanus totontepecus Merriam, 1898 -- invalid
  Peromyscus musculoides Merriam, 1898 -- invalid
  Peromyscus oaxacensis Merriam, 1898 -- invalid
  Peromyscus sitkensis Merriam, 1897 -- invalid -- Sitka mouse
  Peromyscus tehuantepecus Merriam, 1898 -- invalid
  Peromyscus truei gratus Merriam, 1898 -- invalid
  Peromyscus zarhynchus Merriam, 1898 -- valid -- Chiapan deer mouse, Chiapan Deermouse
  Peromyscus zarhynchus cristobalensis Merriam, 1898 -- invalid
  Phenacomys Merriam, 1889 -- valid -- Heather Voles
  Phenacomys celatus Merriam, 1889 -- invalid
  Phenacomys intermedius Merriam, 1889 -- valid -- Heather Vole, phénacomys, Western Heather Vole
  Phenacomys latimanus Merriam, 1889 -- invalid
  Phenacomys orophilus Merriam, 1891 -- invalid
  Phenacomys preblei Merriam, 1897 -- invalid
  Phenacomys ungava Merriam, 1889 -- valid -- Eastern Heather Vole, Ungava vole
  Philomachus Merrem, 1804 -- valid -- Ruffs
  Pingalla midgleyi Allen and Merrick, 1984 -- valid
  Pipa bufonia Merrem, 1820 -- invalid
  Pipa tedo Merrem, 1820 -- invalid
  Platygeomys Merriam, 1895 -- invalid
  Platygeomys fumosus (Merriam, 1892) -- invalid
  Platygeomys neglectus Merriam, 1902 -- invalid
  Platygeomys planiceps Merriam, 1895 -- invalid
  Platygeomys tylorhinus Merriam, 1895 -- invalid
  Porrhomma cambridgei Merrett, 1994 -- valid
  Procyon insularis Merriam, 1898 -- invalid -- Tres Marias raccoon
  Procyon lotor insularis Merriam, 1898 -- valid
  Procyon lotor pacificus Merriam, 1899 -- valid
  Procyon lotor pallidus Merriam, 1900 -- valid
  Procyon pygmaeus Merriam, 1901 -- valid -- Cozumel Raccoon
  Psammophis condanarus (Merrem, 1820) -- valid -- Sand Snake
  Pseudocellus blesti (Merrett, 1960) -- valid
  Pseudopus Merrem, 1820 -- valid
  Pseudotorinia bullisi Bieler, Merrill and Boss, 1985 -- valid
  Puma concolor azteca (Merriam, 1901) -- invalid
  Puma concolor bangsi (Merriam, 1901) -- invalid
  Puma concolor browni (Merriam, 1903) -- invalid
  Puma concolor costaricensis (Merriam, 1901) -- valid -- Costa Rican puma
  Puma concolor hippolestes (Merriam, 1897) -- invalid
  Puma concolor patagonica (Merriam, 1901) -- invalid
  Putorius alleni Merriam, 1896 -- invalid
  Putorius arcticus Merriam, 1896 -- invalid
  Putorius arcticus kadiacensis Merriam, 1896 -- invalid
  Putorius frenatus goldmani Merriam, 1896 -- invalid
  Putorius frenatus leucoparia Merriam, 1896 -- invalid
  Putorius richardsoni alascensis Merriam, 1896 -- invalid
  Putorius saturatus Merriam, 1896 -- invalid
  Putorius streatori Merriam, 1896 -- invalid
  Putorius streatori leptus Merriam, 1903 -- invalid
  Putorius tropicalis Merriam, 1896 -- invalid
  Putorius tropicalis perdus Merriam, 1902 -- invalid
  Putorius washingtoni Merriam, 1896 -- invalid
  Putorius xanthogenys oregonensis Merriam, 1896 -- invalid
  Pygopus Merrem, 1820 -- valid
  Rana bufonia Merrem, 1820 -- invalid
  Rana daudini Merrem, 1820 -- invalid
  Rana mugiens Merrem, 1820 -- invalid
  Rana schneideri Merrem, 1820 -- invalid
  Reithrodontomys chrysopsis Merriam, 1900 -- valid -- Volcano Harvest Mouse
  Reithrodontomys chrysopsis tolucae Merriam, 1901 -- invalid
  Reithrodontomys colimae Merriam, 1901 -- invalid
  Reithrodontomys colimae nerterus Merriam, 1901 -- invalid
  Reithrodontomys costaricensis jalapae Merriam, 1901 -- invalid
  Reithrodontomys difficilis Merriam, 1901 -- invalid
  Reithrodontomys dorsalis Merriam, 1901 -- invalid
  Reithrodontomys griseoflavus Merriam, 1901 -- invalid
  Reithrodontomys griseoflavus helvolus Merriam, 1901 -- invalid
  Reithrodontomys hirsutus Merriam, 1901 -- valid -- Hairy Harvest Mouse
  Reithrodontomys levipes Merriam, 1901 -- invalid
  Reithrodontomys levipes otus Merriam, 1901 -- invalid
  Reithrodontomys levipes toltecus Merriam, 1901 -- invalid
  Reithrodontomys microdon Merriam, 1901 -- valid -- Small-toothed Harvest Mouse
  Reithrodontomys microdon albilabris Merriam, 1901 -- invalid
  Reithrodontomys orizabae Merriam, 1901 -- invalid
  Reithrodontomys perotensis Merriam, 1901 -- invalid
  Reithrodontomys saturatus alticolus Merriam, 1901 -- invalid
  Reithrodontomys tenuirostris Merriam, 1901 -- valid -- Narrow-nosed Harvest Mouse
  Reithrodontomys tenuirostris aureus Merriam, 1901 -- invalid
  Reithrodontomys zacatecae Merriam, 1901 -- valid -- Zacatecan Harvest Mouse, Zacatecas harvest mouse
  Romerolagus Merriam, 1896 -- valid
  Rugathodes pico (Merrett & Ashmole, 1989) -- valid
  Sciurus aberti kaibabensis Merriam, 1904 -- valid
  Sciurus carolinensis hypophaeus Merriam, 1886 -- valid
  Sorex alaskanus Merriam, 1900 -- valid -- Glacier Bay Water Shrew
  Sorex bairdi Merriam, 1895 -- valid -- Baird's Shrew
  Sorex bairdi bairdi Merriam, 1895 -- valid
  Sorex bairdii Merriam, 1895 -- invalid -- Baird's Shrew
  Sorex bendirii (Merriam, 1884) -- valid -- Bendire's shrew, Bendire's water shrew, Marsh Shrew, Pacific marsh shrew, Pacific water shrew
  Sorex bendirii albiventer Merriam, 1895 -- valid
  Sorex bendirii bendirii (Merriam, 1884) -- valid
  Sorex bendirii palmeri Merriam, 1895 -- valid
  Sorex cinereus streatori Merriam, 1895 -- valid
  Sorex fisheri Merriam, 1895 -- invalid
  Sorex longirostris fisheri Merriam, 1895 -- valid -- Dismal Swamp southeastern shrew
  Sorex lyelli Merriam, 1902 -- valid -- Lyell shrew, Mount Lyell shrew, Mt. Lyell Shrew
  Sorex macrodon Merriam, 1895 -- valid -- Large-toothed Shrew
  Sorex monticolus Merriam, 1890 -- valid -- Dusky Shrew, Montane Shrew
  Sorex monticolus alascensis Merriam, 1895 -- valid
  Sorex monticolus longicaudus Merriam, 1895 -- valid
  Sorex monticolus monticolus Merriam, 1890 -- valid
  Sorex monticolus obscurus Merriam, 1891 -- valid
  Sorex monticolus shumaginensis Merriam, 1900 -- valid
  Sorex nanus Merriam, 1895 -- valid -- Dwarf Shrew, Rocky Mountain dwarf shrew
  Sorex oreopolus Merriam, 1892 -- valid -- Mexican Long-tailed Shrew
  Sorex orizabae Merriam, 1895 -- valid -- Orizaba Long-tailed Shrew
  Sorex ornatus Merriam, 1895 -- valid -- Musarańa adornada, Ornate Shrew, Suisun shrew
  Sorex ornatus californicus Merriam, 1895 -- invalid
  Sorex ornatus ornatus Merriam, 1895 -- valid
  Sorex pribilofensis Merriam, 1895 -- valid -- Pribilof Island Shrew
  Sorex saussurei Merriam, 1892 -- valid -- Saussure's Shrew
  Sorex saussurei godmani Merriam, 1897 -- valid
  Sorex saussurei saussurei Merriam, 1892 -- valid
  Sorex sclateri Merriam, 1897 -- valid -- Sclater's Shrew
  Sorex stizodon Merriam, 1895 -- valid -- San Cristobal Shrew
  Sorex tenellus Merriam, 1895 -- valid -- great basin dwarf shrew, Inyo Shrew
  Sorex trowbridgii montereyensis Merriam, 1895 -- valid
  Sorex tundrensis Merriam, 1900 -- valid -- Tundra Shrew
  Sorex ventralis Merriam, 1895 -- valid -- Chestnut-bellied Shrew
  Sorex veraepacis mutabilis Merriam, 1898 -- valid
  Spermophilus adocetus (Merriam, 1903) -- invalid -- Tropical Ground Squirrel
  Spermophilus beldingi Merriam, 1888 -- invalid -- Belding's Ground Squirrel
  Spermophilus bernardinus Merriam, 1898 -- invalid
  Spermophilus brevicauda Merriam, 1893 -- invalid
  Spermophilus canus Merriam, 1898 -- invalid -- gray ground squirrel, Merriam's Ground Squirrel
  Spermophilus lateralis bernardinus Merriam, 1898 -- invalid
  Spermophilus madrensis (Merriam, 1901) -- invalid -- Sierra Madre Ground Squirrel
  Spermophilus mohavensis Merriam, 1889 -- invalid -- Mohave Ground Squirrel
  Spermophilus mollis canus Merriam, 1898 -- invalid
  Spermophilus mollis yakimensis Merriam, 1898 -- invalid
  Spermophilus oregonus Merriam, 1898 -- invalid
  Spermophilus osgoodi Merriam, 1900 -- invalid
  Spermophilus parryii osgoodi Merriam, 1900 -- invalid
  Spermophilus perotensis Merriam, 1893 -- invalid -- Perote Ground Squirrel
  Spermophilus tridecemlineatus alleni Merriam, 1898 -- invalid -- Allen's 13-lined ground squirrel
  Spermophilus tridecemlineatus texensis Merriam, 1898 -- invalid
  Spermophilus vigilis (Merriam, 1913) -- invalid
  Sphargis Merrem, 1820 -- invalid
  Sphargis mercurialis Merrem, 1820 -- invalid
  Spilogale gracilis Merriam, 1890 -- valid -- Western Spotted Skunk
  Spilogale gracilis gracilis Merriam, 1890 -- valid
  Spilogale gracilis latifrons Merriam, 1890 -- valid
  Spilogale gracilis leucoparia Merriam, 1890 -- valid
  Spilogale gracilis lucasana Merriam, 1890 -- valid
  Spilogale gracilis phenax Merriam, 1890 -- valid
  Squalus asper Merrett, 1973 -- invalid -- roughskin dogfish, roughskin dogshark, roughskin spurdog
  Strix occidentalis caurina (Merriam, 1898) -- valid -- Northern Spotted Owl
  Sylvilagus audubonii baileyi (Merriam, 1897) -- valid
  Sylvilagus floridanus orizabae (Merriam, 1893) -- invalid
  Sylvilagus idahoensis (Merriam, 1891) -- invalid -- Pygmy Rabbit
  Synaptomys cooperi helaletes Merriam, 1896 -- invalid
  Synaptomys dalli Merriam, 1896 -- invalid
  Synaptomys helaletes Merriam, 1896 -- invalid
  Synaptomys truei Merriam, 1896 -- invalid
  Synaptomys wrangeli Merriam, 1896 -- invalid
  Syrnium occidentale caurinum Merriam, 1898 -- invalid
  Tamias alpinus Merriam, 1893 -- valid -- Alpine Chipmunk
  Tamias amoenus canicaudus (Merriam, 1903) -- valid
  Tamias amoenus caurinus (Merriam, 1898) -- valid
  Tamias dorsalis utahensis (Merriam, 1897) -- valid
  Tamias minimus caryi (Merriam, 1908) -- valid
  Tamias minimus operarius (Merriam, 1905) -- valid
  Tamias minimus oreocetes (Merriam, 1897) -- valid
  Tamias ochrogenys (Merriam, 1897) -- valid -- Redwood Chipmunk, Yellow-cheeked Chipmunk
  Tamias palmeri (Merriam, 1897) -- valid -- Palmer's Chipmunk
  Tamias panamintinus Merriam, 1893 -- valid -- Panamint Chipmunk
  Tamias panamintinus panamintinus Merriam, 1893 -- valid
  Tamias speciosus Merriam, 1890 -- valid -- Lodgepole Chipmunk
  Tamias speciosus callipeplus Merriam, 1893 -- valid
  Tamias speciosus speciosus Merriam, 1890 -- valid -- lodgepole chipmunk
  Tamias umbrinus inyoensis (Merriam, 1897) -- valid
  Tapirus tapirus Merriam, 1895 -- invalid
  Tayassu pecari ringens Merriam, 1901 -- valid
  Teius Merrem, 1820 -- valid
  Terrapene Merrem, 1820 -- valid -- American Box Turtles, Box Turtles
  Terrapene boscii Merrem, 1820 -- invalid
  Tetradactylus Merrem, 1820 -- valid
  Thomomys bottae alpinus Merriam, 1897 -- valid
  Thomomys bottae awahnee Merriam, 1908 -- valid
  Thomomys bottae baileyi Merriam, 1901 -- valid
  Thomomys bottae desertorum Merriam, 1901 -- valid
  Thomomys bottae leucodon Merriam, 1897 -- valid
  Thomomys bottae mewa Merriam, 1908 -- valid
  Thomomys bottae navus Merriam, 1901 -- valid
  Thomomys bottae operarius Merriam, 1897 -- valid
  Thomomys bottae pascalis Merriam, 1901 -- valid
  Thomomys bottae perditus Merriam, 1901 -- valid
  Thomomys bottae perpallidus Merriam, 1886 -- valid
  Thomomys bottae pervagus Merriam, 1901 -- valid
  Thomomys bottae sinaloae Merriam, 1901 -- valid
  Thomomys idahoensis Merriam, 1901 -- valid -- Idaho Pocket Gopher
  Thomomys idahoensis idahoensis Merriam, 1901 -- valid
  Thomomys idahoensis pygmaeus Merriam, 1901 -- valid
  Thomomys mazama Merriam, 1897 -- valid -- Western Pocket Gopher
  Thomomys mazama hesperus Merriam, 1901 -- valid
  Thomomys mazama mazama Merriam, 1897 -- valid
  Thomomys mazama melanops Merriam, 1899 -- valid -- Olympic pocket gopher
  Thomomys mazama nasicus Merriam, 1897 -- valid
  Thomomys mazama niger Merriam, 1901 -- valid
  Thomomys mazama oregonus Merriam, 1901 -- valid
  Thomomys mazama yelmensis Merriam, 1899 -- valid -- Yelm pocket gopher
  Thomomys monticola pinetorum Merriam, 1899 -- invalid
  Thomomys talpoides agrestis Merriam, 1908 -- valid
  Thomomys talpoides bridgeri Merriam, 1901 -- valid
  Thomomys talpoides fisheri Merriam, 1901 -- valid
  Thomomys talpoides fuscus Merriam, 1891 -- valid
  Thomomys talpoides limosus Merriam, 1901 -- valid
  Thomomys talpoides ocius Merriam, 1901 -- valid
  Thomomys talpoides quadratus Merriam, 1897 -- valid
  Thomomys talpoides uinta Merriam, 1901 -- valid
  Thomomys townsendii nevadensis Merriam, 1897 -- valid
  Thomomys umbrinus goldmani Merriam, 1901 -- valid
  Thomomys umbrinus nelsoni Merriam, 1901 -- valid
  Trachyneta jocquei Merrett, 2004 -- valid
  Trapelus mutabilis (Merrem, 1820) -- valid -- Desert Agama
  Trapelus mutabilis mutabilis (Merrem, 1820) -- valid
  Tylomys bullaris Merriam, 1901 -- valid -- Chiapan Climbing Rat
  Tylomys tumbalensis Merriam, 1901 -- valid -- Tumbala climbing rat, Tumbalá Climbing Rat
  Typhlopidae Merrem, 1820 -- valid -- Blind Snakes, Blindsnakes, Typical Blind Snakes
  Typhlopinae Merrem, 1820 -- valid
  Typhlops vermicularis Merrem, 1820 -- invalid
  Urocitellus beldingi (Merriam, 1888) -- valid -- Belding's Ground Squirrel
  Urocitellus beldingi beldingi (Merriam, 1888) -- valid
  Urocitellus beldingi oregonus (Merriam, 1898) -- valid
  Urocitellus canus (Merriam, 1898) -- valid -- Merriam's Ground Squirrel
  Urocitellus canus canus (Merriam, 1898) -- valid
  Urocitellus canus vigilis (Merriam, 1913) -- valid -- Malheur Valley ground squirrel, speckled sage squirrel
  Urocitellus mollis artemesiae (Merriam, 1913) -- valid
  Urocitellus mollis idahoensis (Merriam, 1913) -- valid
  Urocitellus parryii osgoodi (Merriam, 1900) -- valid
  Urocyon cinereoargenteus borealis Merriam, 1903 -- valid
  Urocyon cinereoargenteus townsendi Merriam, 1899 -- valid
  Urocyon littoralis catalinae Merriam, 1903 -- valid
  Urocyon littoralis clementae Merriam, 1903 -- valid
  Urocyon littoralis santacruzae Merriam, 1903 -- valid
  Uromastyx Merrem, 1820 -- valid
  Ursus americanus eremicus Merriam, 1904 -- valid
  Ursus americanus floridanus Merriam, 1896 -- valid
  Ursus arctos alascensis Merriam, 1896 -- valid
  Ursus arctos californicus Merriam, 1896 -- valid
  Ursus arctos dalli Merriam, 1896 -- valid
  Ursus arctos gyas Merriam, 1902 -- valid
  Ursus arctos kenaiensis Merriam, 1904 -- invalid
  Ursus arctos middendorffi Merriam, 1896 -- valid -- Kodiak bear
  Ursus arctos nelsoni Merriam, 1914 -- invalid -- Mexican grizzly bear
  Ursus arctos sitkensis Merriam, 1896 -- valid
  Ursus arctos stikeenensis Merriam, 1914 -- valid
  Varanus Merrem, 1820 -- valid -- Monitor Lizards
  Ventrifossa vinolenta Iwamoto and Merrett, 1997 -- valid
  Vespertilio ciliolabrum Merriam, 1886 -- invalid
  Vespertilio melanorhinus Merriam, 1890 -- invalid
  Vespertilio subulatus keenii Merriam, 1895 -- invalid
  Vipera arietans Merrem, 1820 -- invalid
  Vulpes lagopus beringensis Merriam, 1902 -- valid
  Vulpes lagopus pribilofensis Merriam, 1902 -- valid
  Vulpes macrotis Merriam, 1888 -- valid -- Kit Fox
  Vulpes macrotis macrotis Merriam, 1888 -- invalid
  Vulpes macrotis mutica Merriam, 1902 -- invalid -- San Joaquin kit fox
  Vulpes macrotis neomexicanus Merriam, 1902 -- invalid
  Vulpes muticus Merriam, 1902 -- invalid
  Vulpes velox hebes Merriam, 1902 -- invalid -- northern swift fox
  Vulpes velox mutica Merriam, 1902 -- invalid -- San Joaquin kit fox
  Vulpes vulpes abietorum Merriam, 1900 -- valid
  Vulpes vulpes alascensis Merriam, 1900 -- valid
  Vulpes vulpes bangsi Merriam, 1900 -- valid
  Vulpes vulpes cascadensis Merriam, 1900 -- valid
  Vulpes vulpes harrimani Merriam, 1900 -- valid
  Vulpes vulpes kenaiensis Merriam, 1900 -- valid
  Vulpes vulpes necator Merriam, 1900 -- valid
  Vulpes vulpes regalis Merriam, 1900 -- valid
  Xenomys Merriam, 1892 -- valid -- Magdalena Rat
  Xenomys nelsoni Merriam, 1892 -- valid -- Magdalena Rat, Magdalena Woodrat
  Xerospermophilus Merriam, 1892 -- valid -- pygmy ground squirrels
  Xerospermophilus mohavensis (Merriam, 1889) -- valid -- Mohave Ground Squirrel
  Xerospermophilus perotensis (Merriam, 1893) -- valid -- Perote Ground Squirrel
  Xerospermophilus spilosoma annectens (Merriam, 1893) -- valid
  Xerospermophilus spilosoma canescens (Merriam, 1890) -- valid
  Xerospermophilus spilosoma cryptospilotus (Merriam, 1890) -- valid
  Xerospermophilus spilosoma pratensis (Merriam, 1890) -- valid
  Xerospermophilus tereticaudus neglectus (Merriam, 1889) -- valid
  Xerotyphlops vermicularis (Merrem, 1820) -- valid -- Eurasian Blind Snake, Greek Blindsnake
  Xiphosurus cuvieri (Merrem, 1820) -- invalid -- Puerto Rican Giant Anole
  Zapus hudsonius alascensis Merriam, 1897 -- invalid
  Zapus pacificus Merriam, 1897 -- invalid
  Zapus tenellus Merriam, 1897 -- invalid
  Zapus trinotatus montanus Merriam, 1897 -- invalid
  Zonotrichia iliaca (Merrem, 1786) -- invalid
  Zygogeomys Merriam, 1895 -- valid
  Zygogeomys trichopus Merriam, 1895 -- valid -- Michoacan Pocket Gopher
 
 Kingdom Fungi
  Bryoria tortuosa (G. Merr.) Brodo & D. Hawksw. -- accepted
  Cladonia grayi G. Merr. ex Sandst. -- accepted
 
 Kingdom Plantae
  Abies arizonica Merriam -- not accepted
  Abies lasiocarpa var. arizonica (Merriam) Lemmon -- accepted -- corkbark fir
  Acacia confusa Merr. -- accepted -- Formosa acacia, Formosan koa, ianangi, pilampwoia, shoshigi, small Philippine acacia, sosigi
  Achnatherum occidentale ssp. californicum (Merr. & Burtt Davy) Barkworth -- accepted -- California needlegrass
  Aeschynanthus amboinensis (Merr.) Mendum -- accepted
  Aeschynanthus cardinalis (Copeland ex Merr.) Schltr. -- accepted
  Aeschynanthus copelandii (Merr.) Schltr. -- accepted
  Aeschynanthus irigaensis (Merr.) B.L. Burtt & P. Woods -- accepted
  Aeschynanthus littoralis (Merr.) Schltr. -- accepted
  Aeschynanthus macranthus (Merr.) Pellegr. -- not accepted
  Aeschynanthus moningeriae (Merr.) Chun -- accepted
  Aeschynanthus ovatus (Merr.) Schltr. -- accepted
  Aeschynanthus wardii Merr. -- accepted
  Agalmyla glabra (Merr.) Hilliard & B.L. Burtt -- accepted
  Agalmyla rubra (Merr.) B.L. Burtt -- accepted
  Agropyron alaskanum Scribn. & Merr. -- not accepted
  Agropyron boreale ssp. alaskanum (Scribn. & Merr.) Melderis -- not accepted
  Agropyron boreale var. alaskanum (Scribn. & Merr.) S.L. Welsh -- not accepted
  Agropyron dasystachyum ssp. yukonense (Scribn. & Merr.) D.R. Dewey -- not accepted
  Agropyron yukonense Scribn. & Merr. -- not accepted
  Agrostis hyemalis var. nutkaensis (Kunth) Scribn. & Merr. -- not accepted
  Agrostis occidentalis Scribn. & Merr. -- not accepted
  Agrostis rosei Scribn. & Merr. -- accepted
  Albizia chinensis (Osbeck) Merr. -- accepted -- Chinese albizia
  Alchornea sicca (Blanco) Merr. -- accepted
  Amazoopsis J.J. Engel & G.L. Merr. -- accepted
  Amazoopsis diplopoda (Pócs) J.J. Engel & G.L. Merr. -- accepted
  Amazoopsis dissotricha (Spruce) J.J. Engel & G.L. Merr. -- accepted
  Amazoopsis gracilis J.J. Engel & G.L. Merr. -- accepted
  Ananas comosus (L.) Merr. -- accepted -- Pińa, pineapple
  Anastrophus rosei (Scribn. & Merr.) Nash -- not accepted
  Anatherum argyraeum var. pringlei (Scribn. & Merr.) Roberty -- not accepted
  Andropogon eberhardtii (A. Camus) Merr. -- not accepted
  Andropogon pringlei Scribn. & Merr. -- accepted
  Andropogon sanguineus (Retz.) Merr. -- not accepted
  Andropogon tener Muhlenb. ex Merr. & Hu -- not accepted
  Aquilaria acuminata (Merr.) Quisumb. -- not accepted
  Aquilaria apiculata Merr. -- accepted
  Aquilaria brachyantha (Merr.) Hallier f. -- accepted
  Aquilaria filaria (Oken) Merr. -- accepted
  Arctostaphylos mewukka Merriam -- accepted -- Indian manzanita
  Arctostaphylos mewukka ssp. mewukka Merriam -- accepted -- Indian manzanita, mewukka manzanita
  Arctostaphylos nissenana Merriam -- accepted -- Nissenan manzanita
  Arctostaphylos nisseniana Merriam -- not accepted -- Nissenan manzanita
  Arenga pinnata (Wurmb) Merr. -- accepted -- sugar palm
  Aristida americana var. bromoides (Kunth) Scribn. & Merr. -- not accepted
  Aristida longiseta var. fendleriana (Steud.) Merr. -- not accepted
  Aristida longiseta var. hookeri (Trin. & Rupr.) Merr. -- not accepted
  Aristida longiseta var. robusta Merr. -- not accepted
  Aristida purpurea ssp. robusta (Merr.) Piper -- not accepted
  Aristida purpurea var. aequiramea (Scheele) Merr. -- not accepted
  Aristida purpurea var. capillarifolia Merr. -- not accepted
  Aristida purpurea var. laxiflora Merr. -- not accepted
  Aristida purpurea var. robusta (Merr.) A.H. Holmgren & N.H. Holmgren -- not accepted
  Arthraxon hispidus (Thunb.) Merr. -- not accepted
  Artocarpus integer (Thunb.) Merr. -- accepted -- chempedak
  Atropis alaskana (Scribn. & Merr.) V.I. Krecz. -- not accepted
  Axonopus rosei (Scribn. & Merr.) Chase -- accepted
  Balantiopsis diplophylla var. hockenii (Berggr.) J.J. Engel & G.L. Merr. -- accepted
  Balantiopsis montana (Colenso) J.J. Engel & G.L. Merr. -- accepted
  Balantiopsis splendens (Steph.) J.J. Engel & G.L. Merr. -- accepted
  Balantiopsis verrucosa J.J. Engel & G.L. Merr. -- accepted
  Bambusa glaucescens (Willd.) Merr. -- not accepted -- golden goddess bamboo
  Bazzania adnexa var. aucklandica (Lindenb. & Gottsche) J.J. Engel & G.L. Merr. -- accepted
  Bazzania involuta var. submutica (Lindenb. & Gottsche) J.J. Engel & G.L. Merr. -- accepted
  Boea pseudoglandulosa Elmer ex Merr. -- not accepted
  Bouteloua micrantha Scribn. & Merr. -- not accepted
  Brachiaria arizonica (Scribn. & Merr.) S.T. Blake -- not accepted -- Arizona signalgrass
  Brachiaria arizonica var. laeviglumis (Scribn. & Merr.) Beetle -- not accepted
  Brachiaria arizonica var. tenuis (Scribn. & Merr.) Beetle -- not accepted
  Bromopsis arctica (Shear ex Scribn. & Merr.) Holub -- not accepted
  Bromopsis pumpelliana ssp. arctica (Shear ex Scribn. & Merr.) Tzvelev -- not accepted
  Bromopsis pumpelliana ssp. arctica (Shear ex Scribn. & Merr.) Á. Löve & D. Löve -- not accepted
  Bromus arcticus Shear ex Scribn. & Merr. -- not accepted
  Bromus brachyphyllus Merr. -- not accepted
  Bromus inermis ssp. pumpellianus var. arcticus (Shear ex Scribn. & Merr.) Wagnon -- not accepted -- Pumpelly's brome
  Bromus inermis var. arcticus (Shear ex Scribn. & Merr.) Wagnon -- not accepted -- Pumpelly's brome
  Bromus inermis var. aristatus Schur ex Scribn. & Merr. -- not accepted
  Bromus pumpellianus var. arcticus (Shear ex Scribn. & Merr.) A.E. Porsild -- accepted
  Bromus schaffneri (E. Fourn.) Scribn. & Merr. -- not accepted
  Calamagrostis deschampsioides ssp. macrantha Piper ex Scribn. & Merr. -- not accepted
  Calamagrostis deschampsioides var. macrantha (Piper ex Scribn. & Merr.) Tzvelev -- not accepted
  Calamagrostis macrantha (Piper ex Scribn. & Merr.) V.N. Vassil. -- not accepted
  Calamovilfa gigantea (Nutt.) Scribn. & Merr. -- accepted -- big sandreed, giant sandreed
  Calamovilfa longifolia var. magna Scribn. & Merr. -- accepted -- prairie sandreed
  Callicarpa candicans var. paucinervia (Merr.) Fosberg -- accepted
  Calocarpum sapota (Jacq.) Merr. -- not accepted
  Camellia petelotii (Merr.) Sealy -- accepted
  Camellia petelotii var. petelotii (Merr.) Sealy -- accepted
  Canavalia megalantha Merr. -- accepted
  Canavalia megalantha var. megalantha Merr. -- accepted
  Castanopsis sempervirens (Kellogg) Dudley ex Merriam -- not accepted
  Centotheca malabarica (L.) Merr. -- not accepted
  Ceramanus perfragilis (J.J. Engel & G.L. Merr.) E.D. Cooper -- accepted
  Ceropegia angustilimba Merr. -- not accepted
  Ceropegia borneensis Merr. -- accepted
  Chaetochloa ambigua (Guss.) Scribn. & Merr. -- not accepted
  Chaetochloa brevispica Scribn. & Merr. -- not accepted
  Chaetochloa corrugata var. parviflora (Poir.) Scribn. & Merr. -- not accepted
  Chaetochloa gibbosa Scribn. & Merr. -- not accepted
  Chaetochloa gracilis (Kunth) Scribn. & Merr. -- not accepted
  Chaetochloa grisebachii var. ampla Scribn. & Merr. -- not accepted
  Chaetochloa grisebachii var. mexicana Scribn. & Merr. -- not accepted
  Chaetochloa hispida Scribn. & Merr. -- not accepted
  Chaetochloa imberbis var. geniculata (Poir.) Scribn. & Merr. -- not accepted
  Chaetochloa imberbis var. penicillata (Willd. ex Nees) Scribn. & Merr. -- not accepted
  Chaetochloa imberbis var. perennis (Hall ex Smyth) Scribn. & Merr. -- not accepted
  Chaetochloa imberbis var. streptobotrys (E. Fourn.) Scribn. & Merr. -- not accepted
  Chaetochloa latifolia var. breviseta Scribn. & Merr. -- not accepted
  Chaetochloa leucopila Scribn. & Merr. -- not accepted
  Chaetochloa liebmannii (E. Fourn.) Scribn. & Merr. -- not accepted
  Chaetochloa liebmannii var. pauciflora (Vasey ex Beal) Scribn. & Merr. -- not accepted
  Chaetochloa longipila (E. Fourn.) Scribn. & Merr. -- not accepted
  Chaetochloa macrosperma Scribn. & Merr. -- not accepted
  Chaetochloa macrostachya (Kunth) Scribn. & Merr. -- not accepted
  Chaetochloa onurus (Willd. ex Trin.) Scribn. & Merr. -- not accepted
  Chaetochloa polystachya (Scheele) Scribn. & Merr. -- not accepted
  Chaetochloa purpurascens (Kunth) Scribn. & Merr. -- not accepted
  Chaetochloa rigida Scribn. & Merr. -- not accepted
  Chaetochloa scandens (Schrad.) Scribn. & Merr. -- not accepted
  Chaetochloa villosissima Scribn. & Merr. -- not accepted
  Chamaeraphis muricata (Retz.) Merr. -- not accepted
  Chamaesyce luzoniensis (Merr.) Soják -- not accepted
  Chirita acaulis Merr. -- not accepted
  Chirita heterotricha Merr. -- accepted
  Chirita swinglei (Merr.) W.T. Wang -- accepted
  Chloris clandestina Scribn. & Merr. -- not accepted
  Cicca acida (L.) Merr. -- not accepted
  Cicca acidua (L.) Merr. -- not accepted
  Cinna poiformis (Kunth) Scribn. & Merr. -- accepted
  Citrus maxima (Burm. f.) Merr. -- accepted -- pomelo, pummelo, shaddock
  Clerodendrum quadriloculare (Blanco) Merr. -- accepted
  Clerodendrum wallichii Merr. -- accepted -- Wallich's glorybower
  Clinelymus velutinus (Scribn. & Merr.) Nevski -- not accepted
  Codiaeum bractiferum (Roxb.) Merr. -- accepted
  Colpodium wrightii Scribn. & Merr. -- not accepted
  Colpodium wrightii var. flavum Scribn. & Merr. -- not accepted
  Colpodium wrightii var. wrightii Scribn. & Merr. -- not accepted
  Croton colubrinoides Merr. -- accepted
  Croton ensifolius Merr. -- accepted
  Croton hainanensis Merr. & Metcalf -- not accepted
  Croton howii Merr. & Chun ex Y.T. Chang -- accepted
  Croton lanceilimbus Merr. -- accepted
  Croton laui Merr. & Metcalf -- accepted
  Croton palawanensis Merr. ex Croizat -- accepted
  Croton zambalensis Merr. -- accepted
  Cryptocarya lauriflora (Blanco) Merr. -- accepted
  Cyathea amboinensis (Alderw.) Merr. -- accepted
  Cycas wadei Merrill -- accepted
  Cyrtandra aclada Merr. -- accepted
  Cyrtandra alvarezii Merr. -- accepted
  Cyrtandra atropurpurea Merr. -- accepted
  Cyrtandra barnesii Merr. -- accepted
  Cyrtandra bulusanensis Elmer ex Merr. -- not accepted
  Cyrtandra campanulata Merr. -- not accepted
  Cyrtandra castanea Merr. -- accepted
  Cyrtandra cauliflora Merr. -- accepted
  Cyrtandra didissandriformis Merr. -- accepted
  Cyrtandra elmeri Merr. -- accepted
  Cyrtandra ferruginea Merr. -- accepted
  Cyrtandra fusconervia Merr. -- accepted
  Cyrtandra glabrifolia Merr. -- accepted
  Cyrtandra ilocana Merr. -- accepted
  Cyrtandra kraenzlinii Merr. -- not accepted
  Cyrtandra lancifolia Merr. -- accepted
  Cyrtandra longicarpa Merr. -- accepted
  Cyrtandra longipedunculata Merr. -- not accepted
  Cyrtandra longipes Merr. -- accepted
  Cyrtandra microphylla Merr. -- accepted
  Cyrtandra multifolia Merr. -- accepted
  Cyrtandra nana Merr. -- accepted
  Cyrtandra oblongata Merr. -- accepted
  Cyrtandra panayensis Merr. -- accepted
  Cyrtandra parva Merr. -- accepted
  Cyrtandra parvifolia Merr. -- accepted
  Cyrtandra rufotricha Merr. -- accepted
  Cyrtandra santosii Merr. -- accepted
  Cyrtandra simplex Merr. -- accepted
  Cyrtandra sorsogonensis Merr. -- accepted
  Cyrtandra subglabra Merr. -- accepted
  Cyrtandra tenuipes Merr. -- accepted
  Cyrtandra umbellifera Merr. -- accepted
  Cyrtandra villosissima Merr. -- accepted
  Cyrtandra wenzelii Merr. -- not accepted
  Cyrtandra woodii Merr. ex Atkins & Cronk -- not accepted
  Cyrtandra zamboangensis Merr. -- accepted
  Cyrtosperma chamissonis (Schott) Merr. -- not accepted -- swamp taro
  Danthonia spicata var. longipila Scribn. & Merr. -- not accepted
  Deeringia amaranthoides (Lam.) Merr. -- accepted
  Deschampsia arctica (Spreng.) Merr. -- not accepted
  Desmodium motorium (Houtt.) Merr. -- not accepted
  Desmodium styracifolium (Osbeck) Merr. -- accepted -- coin-leaf desmodium
  Dichanthelium portoricense ssp. patulum (Scribn. & Merr.) Freckmann & Lelong -- not accepted
  Dichanthelium ravenelii (Scribn. & Merr.) Gould -- accepted -- Ravenel's rosette grass
  Dichanthelium sabulorum var. patulum (Scribn. & Merr.) Gould & C.A. Clark -- not accepted -- hemlock rosette grass
  Dichrotrichum coriaceum Merr. -- not accepted
  Dichrotrichum glabrum Copeland ex Merr. -- not accepted
  Dichrotrichum pauciflorum Merr. -- not accepted
  Dichrotrichum stenophyllum Merr. -- not accepted
  Didymocarpus longipetiolatus Merr. -- not accepted
  Didymocarpus luzonensis Merr. ex B.L. Burtt -- not accepted
  Didymocarpus multinervius Merr. -- not accepted
  Didymocarpus rufa C.B. Clarke ex Merr. -- not accepted
  Didymocarpus swinglei Merr. -- not accepted
  Didymocarpus woodii Merr. -- not accepted
  Digitaria badia (Scribn. & Merr.) Fernald -- accepted
  Digitaria fusca (J. Presl) Merr. -- not accepted
  Digitaria sanguinalis var. fimbriata (Link) Stapf ex Merr. -- not accepted
  Dimeria ciliata Merr. -- accepted
  Diplachne malabarica (L.) Merr. -- not accepted
  Diplophyllum androgynum J.J. Engel & G.L. Merr. -- accepted
  Diplophyllum angustifolium J.J. Engel & G.L. Merr. -- accepted
  Diplophyllum gemmiparum J.J. Engel & G.L. Merr. -- accepted
  Diplophyllum incrassatum J.J. Engel & G.L. Merr. -- accepted
  Diplophyllum novum J.J. Engel & G.L. Merr. -- accepted
  Discocalyx megacarpa Merr. -- accepted
  Dodecatheon pulchellum (Raf.) Merr. -- not accepted -- dark-throat shootingstar, darkthroat shootingstar, southern shootingstar
  Dodecatheon pulchellum ssp. pulchellum (Raf.) Merr. -- not accepted -- darkthroat shootingstar
  Dracontomelon dao (Blanco) Merr. & Rolfe -- accepted -- Argus pheasant tree
  Dysoxylum huntii Merr. ex Setch. -- accepted
  Eatonia aristata Scribn. & Merr. -- not accepted
  Eatonia pallens (Biehler) Scribn. & Merr. -- not accepted
  Eatonia pubescens Scribn. & Merr. -- not accepted
  Elaeocarpus joga Merr. -- accepted
  Elatostema calcareum Merr. -- accepted
  Elyleymus aristatus (Merr. (pro sp.)) Barkworth & D.R. Dewey -- not accepted
  Elymus alaskanus (Scribn. & Merr.) Á. Löve -- accepted -- Alaskan wheatgrass
  Elymus alaskanus ssp. alaskanus (Scribn. & Merr.) Á. Löve -- accepted -- Alaskan wheatgrass
  Elymus aristatus Merr. -- not accepted
  Elymus cinereus Scribn. & Merr. -- not accepted
  Elymus cinereus var. cinereus Scribn. & Merr. -- not accepted
  Elymus glaucus var. aristatus (Merr. (pro sp.)) Hitchc. -- not accepted
  Elymus howellii Scribn. & Merr. -- not accepted
  Elymus kronokensis var. alaskanus (Scribn. & Merr.) Jaaska -- not accepted
  Elymus lanceolatus ssp. yukonensis (Scribn. & Merr.) Á. Löve -- not accepted
  Elymus parishii Burtt Davy & Merr. -- not accepted
  Elymus pringlei Scribn. & Merr. -- accepted
  Elymus velutinus Scribn. & Merr. -- not accepted
  Elymus X aristatus Merr. (pro sp.) -- not accepted
  Elymus X yukonensis (Scribn. & Merr.) Á. Löve -- accepted -- Yukon wheatgrass
  Elytrigia dasystachya ssp. yukonense (Scribn. & Merr.) D.R. Dewey -- not accepted
  Elytrigia dasystachya ssp. yukonensis (Scribn. & Merr.) D.R. Dewey -- not accepted
  Entada phaseoloides (L.) Merr. -- accepted -- St. Thomas bean
  Epithema brunonis var. longipetiolatum Merr. -- not accepted
  Epithema longipetiolatum (Merr.) Hilliard & B.L. Burtt -- accepted
  Eremochloa ciliaris (L.) Merr. -- accepted -- fringed centipede grass
  Erythrina subumbrans (Hassk.) Merr. -- accepted
  Erythrina variegata var. orientalis (L.) Merr. -- not accepted -- tiger's claw
  Eugenia palumbis Merr. -- accepted
  Eugenia thompsonii Merr. -- accepted
  Euphorbia luzoniensis Merr. -- accepted
  Euphorbia nebrownii Merr. -- not accepted
  Festuca elmeri Scribn. & Merr. -- accepted -- coast fescue
  Festuca elmeri ssp. elmeri Scribn. & Merr. -- not accepted
  Festuca elmeri var. elmeri Scribn. & Merr. -- accepted
  Festuca prostrata Muhl. ex Scribn. & Merr. -- not accepted
  Ficus nota (Blanco) Merr. -- accepted -- tibig
  Ficus saffordii Merr. -- accepted
  Flacourtia euphlebia Merr. -- not accepted
  Flacourtia indica (Burm. f.) Merr. -- accepted -- governor's plum
  Freycinetia mariannensis Merr. -- not accepted -- freycinetia
  Galium aparine var. intermedium (Merr.) Briq. -- not accepted
  Garberia heterophylla (Bartram) Merr. & F. Harper -- accepted -- garberia
  Gardenia angusta Merr. -- not accepted -- Cape jasmine
  Gardenia augusta Merr. -- not accepted
  Gigantochloa levis (Blanco) Merr. -- accepted
  Gigantochloa scribneriana Merr. -- not accepted
  Glyceria davyi (Merr.) Tzvelev -- not accepted
  Glycine max (L.) Merr. -- accepted -- reseeding soybean, soybean, wild soybean
  Glycine soja (L.) Merr. -- not accepted -- reseeding soybean, wild soybean
  Gonystylus obovatus Merr. -- not accepted
  Gonystylus reticulatus Merr. -- accepted
  Guamia Merr. -- not accepted
  Guamia mariannae (Saff.) Merr. -- not accepted
  Gymnosporia thompsonii Merr. -- not accepted
  Haloragis chinensis (Lour.) Merrill -- not accepted -- seaberry
  Hanguana malayana (Jack.) Merr. -- accepted
  Hedyotis foetida var. mariannensis (Merr.) Fosberg -- accepted
  Hedyotis fruticulosa (Volkens) Merr. -- accepted
  Hedyotis mariannensis Merr. -- not accepted
  Hedyotis megalantha Merr. -- accepted
  Henckelia woodii (Merr.) A. Weber & B.L. Burtt -- accepted
  Heteroscyphus ammophilus var. obtusifolius J.J. Engel & G.L. Merr. -- accepted
  Heteroscyphus billardierei var. clasmatocoleoides (J.J. Engel & G.L. Merr.) J.J. Engel -- accepted
  Heteroscyphus dentammophilus J.J. Engel & G.L. Merr. -- accepted
  Humulus scandens auct. non (Lour.) Merr. -- not accepted
  Hypoisotachis (R.M. Schust.) J.J. Engel & G.L. Merr. -- not accepted
  Indigofera colutea (Burm. f.) Merr. -- accepted -- rusty indigo
  Ipomoea indica (Burm.) Merr. -- accepted -- blue morningglory, oceanblue morning-glory, oceanblue morningglory
  Ischaemum indicum (Houtt.) Merr. -- not accepted -- Indian murainagrass
  Kurzia hippurioides var. ornata J.J. Engel & G.L. Merr. -- accepted
  Kurzia quinquespina J.J. Engel & G.L. Merr. -- accepted
  Languas speciosa (J.C. Wendl.) Merr. -- not accepted
  Leptochloa aquatica Scribn. & Merr. -- accepted
  Leptochloa dubia var. pringleana (Kuntze) Scribn. & Merr. -- not accepted
  Leptochloa halei (Nash) Scribn. & Merr. -- not accepted
  Leptochloris greggii Munro ex Merr. -- not accepted
  Leymus cinereus (Scribn. & Merr.) Á. Löve -- accepted -- basin wildrye
  Limnophila aromatica (Lam.) Merr. -- accepted -- limnophila
  Lysionotus hainanensis Merr. & Chun -- not accepted
  Macaranga grandifolia (Blanco) Merr. -- accepted
  Macaranga thompsonii Merr. -- accepted
  Mariscus javanicus (Houtt.) Merr. & F.P. Metcalf -- not accepted
  Maytenus thompsonii (Merr.) Fosberg -- accepted -- luluhot
  Meiotrichum (G.L. Sm.) G.L. Merr. -- accepted
  Meiotrichum lyallii (Mitt.) G.L. Merr. -- accepted
  Melochia villosissima (C. Presl) Merr. -- accepted
  Melochia villosissima var. villosissima (C. Presl) Merr. -- accepted
  Merremia peltata (L.) Merr. -- accepted
  Metapetrocosmea peltata (Merr. & Chun) W.T. Wang -- accepted
  Molendoa ogalalensis (G.L. Merr.) R.H. Zander -- accepted
  Monochoria vaginalis var. pauciflora (Blume) Merr. -- not accepted
  Monostachya Merr. -- not accepted
  Mucuna deeringiana (Bort) Merr. -- not accepted
  Muhlenbergia densiflora Scribn. & Merr. -- not accepted
  Muhlenbergia ligulata (E. Fourn.) Scribn. & Merr. -- accepted
  Neolepidozia autoica (J.J. Engel & G.L. Merr.) E.D. Cooper -- accepted
  Neolepidozia consobrina (J.J. Engel & G.L. Merr.) E.D. Cooper -- accepted
  Neolepidozia disparata (J.J. Engel & G.L. Merr.) E.D. Cooper -- accepted
  Neolepidozia hodgsoniae (J.J. Engel & G.L. Merr.) E.D. Cooper -- accepted
  Neolepidozia palmata (J.J. Engel & G.L. Merr.) E.D. Cooper -- accepted
  Neolepidozia patentissima var. ampliata (J.J. Engel & G.L. Merr.) E.D. Cooper -- accepted
  Neolepidozia patentissima var. zebrina (J.J. Engel & G.L. Merr.) E.D. Cooper -- accepted
  Neolepidozia pennata (J.J. Engel & G.L. Merr.) E.D. Cooper -- accepted
  Neolepidozia praenitens var. dentifolia (J.J. Engel & G.L. Merr.) E.D. Cooper -- accepted
  Neolepidozia verruculosa (J.J. Engel & G.L. Merr.) E.D. Cooper -- accepted
  Neonauclea Merr. -- accepted
  Neonauclea forsteri (Seem. ex Havil.) Merr. -- accepted
  Nepenthes copelandii Merr. ex Macfarl. -- not accepted
  Notonema agrostoides Raf. ex Merr. -- not accepted
  Oldenlandia mariannensis (Merr.) Valeton -- not accepted
  Opithandra acaulis (Merr.) B.L. Burtt -- not accepted
  Oreocharis acaulis (Merr.) Mich. Möller & A. Weber -- accepted
  Oreocharis flavida Merr. -- accepted
  Ozobryum G.L. Merr. -- not accepted
  Ozobryum ogalalense G.L. Merr. -- not accepted
  Paederia scandans (Lour.) Merr. -- not accepted
  Paederia scandens (Lour.) Merr. -- not accepted
  Panicularia davyi Merr. -- not accepted
  Panicularia nervata var. parviglumis Scribn. & Merr. -- not accepted
  Panicularia torreyana (Spreng.) Merr. -- not accepted
  Panicum amaroides Scribn. & Merr. -- not accepted
  Panicum arizonicum Scribn. & Merr. -- not accepted
  Panicum arizonicum var. arizonicum Scribn. & Merr. -- not accepted
  Panicum arizonicum var. laeviglume Scribn. & Merr. -- not accepted
  Panicum arizonicum var. majus (Vasey) Scribn. & Merr. -- not accepted
  Panicum arizonicum var. tenue Scribn. & Merr. -- not accepted
  Panicum aureum Muhl. ex Scribn. & Merr. -- not accepted
  Panicum badium Scribn. & Merr. -- not accepted
  Panicum bartowense Scribn. & Merr. -- not accepted
  Panicum cirrhosum (E. Fourn.) Scribn. & Merr. -- not accepted
  Panicum dichotomiflorum ssp. bartowense (Scribn. & Merr.) Freckmann & Lelong -- accepted
  Panicum dichotomiflorum var. bartowense (Scribn. & Merr.) Fernald -- not accepted -- fall panicgrass, fall panicum, western witchgrass
  Panicum fasciculatum var. dissitiflorum Vasey ex Scribn. & Merr. -- not accepted
  Panicum flexuosum Muhl. ex Scribn. & Merr. -- not accepted
  Panicum funstonii Scribn. & Merr. -- not accepted
  Panicum fuscum var. reticulatum (Torr.) Scribn. & Merr. -- not accepted
  Panicum glaberrimum Elliott ex Scribn. & Merr. -- not accepted
  Panicum jurgensenii (E. Fourn.) Scribn. & Merr. -- not accepted
  Panicum lancearium var. patulum (Scribn. & Merr.) Fernald -- not accepted
  Panicum malabaricum (L.) Merr. -- not accepted
  Panicum mexicanum Scribn. & Merr. -- not accepted
  Panicum minimum (Engelm. ex Gatt.) Scribn. & Merr. -- not accepted
  Panicum nashianum var. patulum Scribn. & Merr. -- not accepted
  Panicum nitidum var. octonodum (J.G. Sm.) Scribn. & Merr. -- not accepted
  Panicum parvulum Muhl. ex Scribn. & Merr. -- not accepted
  Panicum patulum (Scribn. & Merr.) Hitchc. -- not accepted
  Panicum pungens Muhl. ex Scribn. & Merr. -- not accepted
  Panicum ravenelii Scribn. & Merr. -- not accepted
  Panicum sabulorum var. patulum (Scribn. & Merr.) C.F. Reed -- not accepted
  Panicum shastense Scribn. & Merr. -- not accepted
  Panicum soboliferum Tuck. ex Scribn. & Merr. -- not accepted
  Panicum subbarbulatum Scribn. & Merr. -- not accepted
  Panicum unciphyllum f. pilosum Scribn. & Merr. -- not accepted
  Panicum unciphyllum f. prostratum Scribn. & Merr. -- not accepted
  Panicum unciphyllum var. implicatum (Scribn.) Scribn. & Merr. -- not accepted
  Panicum unciphyllum var. meridionale (Ashe) Scribn. & Merr. -- not accepted
  Panicum unispicatum Scribn. & Merr. -- not accepted
  Panicum X shastense Scribn. & Merr. -- not accepted
  Paraboea luzoniensis Merr. -- accepted
  Paracromastigum succulentum (Sim) J.J. Engel & G.L. Merr. -- accepted
  Paracromastigum vastilobum (Steph.) J.J. Engel & G.L. Merr. -- accepted
  Parkia timoriana (DC.) Merr. -- accepted
  Paspalum prostratum Scribn. & Merr. -- accepted
  Paspalum prostratum var. pygmaeum Scribn. & Merr. -- not accepted
  Paspalum rosei Scribn. & Merr. -- not accepted
  Paspalum unispicatum (Scribn. & Merr.) Nash -- accepted -- onespike paspalum
  Petrocosmea peltata Merr. & Chun -- not accepted
  Phippsia langeana ssp. alaskana (Scribn. & Merr.) Á. Löve & D. Löve -- not accepted
  Phippsia wrightii (Scribn. & Merr.) Á. Löve & D. Löve -- not accepted
  Phyllanthus saffordii Merr. -- accepted
  Pimenta dioica (L.) Merr. -- accepted -- allspice
  Pittosporum pentandrum (Blanco) Merr. -- accepted -- Taiwanese cheesewood
  Pittosporum pentandrum var. pentandrum (Blanco) Merr. -- accepted -- Taiwanese cheesewood
  Plagiochila arbuscula var. rekohuensis J.J. Engel & G.L. Merr. -- accepted
  Plagiochila bazzanioides J.J. Engel & G.L. Merr. -- accepted
  Plagiochila circinalis var. hemicardia (Hook.f. & Taylor) J.J. Engel & G.L. Merr. -- accepted
  Plagiochila circumdentata var. carinata J.J. Engel & G.L. Merr. -- accepted
  Plagiochila colensoi var. quinquespina (Steph.) J.J. Engel & G.L. Merr. -- accepted
  Plagiochila deltoidea var. densa J.J. Engel & G.L. Merr. -- accepted
  Plagiochila fuscella var. novae-zelandiae (E.A. Hodgs.) J.J. Engel & G.L. Merr. -- accepted
  Plagiochila gigantea var. inermis J.J. Engel & G.L. Merr. -- accepted
  Plagiochila incurvicolla var. lonchoscypha (Herzog) J.J. Engel & G.L. Merr. -- accepted
  Plagiochila wattsiana (Steph.) J.J. Engel & G.L. Merr. -- accepted
  Poa ampla Merr. -- not accepted
  Poa aperta Scribn. & Merr. -- not accepted
  Poa arctica ssp. aperta (Scribn. & Merr.) Soreng -- accepted -- arctic bluegrass
  Poa arctica ssp. lanata (Scribn. & Merr.) Soreng -- accepted -- arctic bluegrass
  Poa arctica var. lanata (Scribn. & Merr.) B. Boivin -- not accepted
  Poa glacialis Scribn. & Merr. -- not accepted
  Poa juncifolia var. ampla (Merr.) Dorn -- not accepted
  Poa lanata Scribn. & Merr. -- not accepted
  Poa lanata var. lanata Scribn. & Merr. -- not accepted -- wool bluegrass
  Poa leptocoma ssp. elatior Scribn. & Merr. -- not accepted
  Poa leptocoma ssp. paucispicula (Scribn. & Merr.) Tzvelev -- not accepted -- Alaska bluegrass
  Poa leptocoma var. paucispicula (Scribn. & Merr.) C.L. Hitchc. -- not accepted
  Poa paucispicula Scribn. & Merr. -- accepted -- Alaska bluegrass
  Poa reflexa Elliott ex Scribn. & Merr. -- not accepted
  Poa rigens Trin. ex Scribn. & Merr. -- not accepted
  Poa stricta var. uniflora Muhl. ex Scribn. & Merr. -- not accepted
  Poa trinii Scribn. & Merr. -- not accepted
  Poa wrightii (Scribn. & Merr.) Hitchc. -- not accepted
  Podagrostis (Griseb.) Scribn. & Merr. -- accepted
  Podagrostis aequivalvis (Trin.) Scribn. & Merr. -- accepted
  Podagrostris (Griseb.) Scribn. & Merr. -- not accepted
  Podagrostris aequivalis (Trin.) Scribn. & Merr. -- not accepted
  Pollinia viminea (Trin.) Merr. -- not accepted
  Polytrichastrum alpinum var. sylvaticum (Menzies) G.L. Merr. -- accepted
  Polytrichastrum appalachianum (L.E. Anderson) G.L. Merr. -- accepted
  Polytrichastrum sexangulare var. vulcanicum (C.E.O. Jensen) G.L. Merr. -- accepted
  Psychotria malaspinae Merr. -- accepted
  Puccinellia alaskana Scribn. & Merr. -- not accepted
  Puccinellia langeana ssp. alaskana (Scribn. & Merr.) T.J. Sřrensen ex Hultén -- not accepted
  Puccinellia langeana var. alaskana (Scribn. & Merr.) T.J. Sřrensen ex Hultén -- not accepted
  Puccinellia paupercula var. alaskana (Scribn. & Merr.) Fernald & Weath. -- not accepted
  Puccinellia phryganodes (Trin.) Scribn. & Merr. -- accepted -- creeping alkaligrass
  Puccinellia phryganodes ssp. phryganodes (Trin.) Scribn. & Merr. -- accepted -- creeping alkaligrass
  Puccinellia tenella ssp. alaskana (Scribn. & Merr.) Tzvelev -- not accepted -- tundra alkaligrass
  Puccinellia tenuiflora (Griseb.) Scribn. & Merr. -- accepted
  Puccinellia vahliana (Liebm.) Scribn. & Merr. -- accepted -- Vahl's alkaligrass
  Puccinellia wrightii (Scribn. & Merr.) Tzvelev -- accepted -- Wright's alkaligrass
  Puccinellia X phryganodes Scribn. & Merr. -- not accepted
  Pueraria montana (Lour.) Merr. -- accepted -- kudzu
  Pueraria montana var. montana (Lour.) Merr. -- accepted -- Taiwan kudzu, wild kudzu
  Reboulea obtusata var. pubescens (Scribn. & Merr.) Farw. -- not accepted
  Rhynchoglossum borneense Merr. -- accepted
  Rhynchotechum copelandii (Elmer) Elmer ex Merr. -- accepted
  Roegneria alaskana (Scribn. & Merr.) V.N. Vassil. -- not accepted
  Ruizanthoideae R.M. Schust. ex J.J. Engel & G.L. Merr. -- accepted
  Samanea (Benth.) Merr. -- accepted -- raintree
  Samanea saman (Jacq.) Merr. -- accepted -- raintree
  Sandoricum koetjape (Burm. f.) Merr. -- accepted
  Sauropus androgynus (L.) Merr. -- accepted -- chekkurmanis, katuk, star-gooseberry, sweet leaf
  Savastana pauciflora (R. Br.) Scribn. & Merr. -- not accepted
  Schefflera arboricola (Hayata) Merr. -- accepted
  Schefflera odorata (Blanco) Merr. & Rolfe -- not accepted
  Scirpodendron ghaeri (Gaertn.) Merr. -- accepted
  Serianthes nelsonii Merr. -- accepted -- Hayun lagu
  Sesbania roxburghii Merr. -- not accepted
  Sesbania sesban (L.) Merr. -- accepted -- Egyptian riverhemp
  Setaria brevispica (Scribn. & Merr.) K. Schum. -- not accepted
  Setaria gibbosa (Scribn. & Merr.) Schum. -- not accepted
  Setaria hispida (Scribn. & Merr.) K. Schum. -- not accepted
  Setaria leucopila (Scribn. & Merr.) K. Schum. -- accepted -- bristlegrass, Plains bristlegrass, streambed bristlegrass, yellow bristlegrass, yellow foxtail
  Setaria macrosperma (Scribn. & Merr.) K. Schum. -- accepted -- coral bristlegrass
  Setaria mexicana W. Schaffn. ex Scribn. & Merr. -- not accepted
  Setaria rigida (Scribn. & Merr.) K. Schum. -- not accepted
  Setaria villosissima (Scribn. & Merr.) K. Schum. -- accepted -- hairy bristlegrass, hairyleaf bristlegrass
  Sitanion marginatum Scribn. & Merr. -- not accepted
  Solanum guamense Merr. -- accepted
  Solanum heteracanthum Merr. & L.M. Perry -- accepted
  Solanum inaequilaterale Merr. -- accepted
  Solanum leptacanthum Merr. & L.M. Perry -- accepted
  Solanum luzoniense Merr. -- accepted
  Solanum nienkui Merr. & Chun -- accepted
  Solanum torvoideum Merr. & L.M. Perry -- accepted
  Solanum trichostylum Merr. & L.M. Perry -- accepted
  Spartina alterniflora var. pilosa (Merr.) Fernald -- not accepted
  Spartina bakeri Merr. -- accepted -- sand cordgrass
  Spartina glabra var. alterniflora (Loisel.) Merr. -- not accepted
  Spartina glabra var. pilosa Merr. -- not accepted
  Spartina juncea var. bakeri (Merr.) St.-Yves -- not accepted
  Spartina maritima subvar. pilosa (Merr.) St.-Yves -- not accepted
  Spartina spartinae (Trin.) Merr. ex Hitchc. -- accepted -- gulf cordgrass
  Spartina spartinae (Trin.) Merr. -- not accepted
  Sphenopholis aristata (Scribn. & Merr.) A. Heller -- not accepted
  Sphenopholis obtusata ssp. pubescens (Scribn. & Merr.) Scribn. -- not accepted
  Sphenopholis obtusata var. pubescens (Scribn. & Merr.) Scribn. ex B.L. Rob. -- not accepted
  Sphenopholis pubescens (Scribn. & Merr.) A. Heller -- not accepted
  Sporobolus compositus (Poir.) Merr. -- accepted -- composite dropseed, dropseed
  Sporobolus compositus var. compositus (Poir.) Merr. -- accepted -- composite dropseed, dropseed, tall dropseed
  Sporobolus gracilis (Trin.) Merr. -- not accepted
  Sporobolus richardsonis (Trin.) Merr. -- not accepted
  Sporobolus simplex var. thermale Merr. -- not accepted
  Sporobolus strictus (Scribn.) Merr. -- not accepted
  Sporobolus uniflorus (Muhl.) Scribn. & Merr. -- not accepted
  Stauranthera coerulea (Blume) Merr. -- accepted
  Stictocardia campanulata auct. non (L.) Merr. -- not accepted
  Stipa californica Merr. & Burtt Davy -- not accepted
  Stipa occidentalis var. californica (Merr. & Burtt Davy) C.L. Hitchc. -- not accepted
  Stipa occidentalis var. montana Merr. & Burtt Davy -- not accepted
  Syntherisma badia (Scribn. & Merr.) Chase -- not accepted
  Syzygium aromaticum (L.) Merr. & L.M. Perry -- accepted -- clove
  Syzygium malaccense (L.) Merr. & L.M. Perry -- accepted -- Malaysian apple
  Syzygium samarangense (Blume) Merr. & L.M. Perry -- accepted
  Telaranea anomala R.M. Schust. ex J.J. Engel & G.L. Merr. -- accepted
  Telaranea breviseta (Herzog) J.J. Engel & G.L. Merr. -- accepted
  Telaranea coactilis (Spruce) J.J. Engel & G.L. Merr. -- accepted
  Telaranea confervoides (R.M. Schust.) J.J. Engel & G.L. Merr. -- accepted
  Telaranea diacantha (Mont.) J.J. Engel & G.L. Merr. -- accepted
  Telaranea europaea J.J. Engel & G.L. Merr. -- accepted
  Telaranea granulata J.J. Engel & G.L. Merr. -- accepted
  Telaranea inaequalis R.M. Schust. ex J.J. Engel & G.L. Merr. -- accepted
  Telaranea longifolia (M. Howe) J.J. Engel & G.L. Merr. -- accepted
  Telaranea major (Herzog) J.J. Engel & G.L. Merr. -- accepted
  Telaranea monocera (Mitt. ex R.M. Schust. & Grolle) J.J. Engel & G.L. Merr. -- accepted
  Telaranea pecten (Spruce) J.J. Engel & G.L. Merr. -- accepted
  Telaranea pellucida J.J. Engel & G.L. Merr. -- accepted
  Telaranea redacta (Steph.) J.J. Engel & G.L. Merr. -- accepted
  Telaranea setosa J.J. Engel & G.L. Merr. -- accepted
  Telaranea tenuifolia (R.M. Schust.) J.J. Engel & G.L. Merr. -- accepted
  Telosma cordata (Burm. f.) Merr. -- accepted
  Tetradema clarkei (Elmer) Merr. -- not accepted
  Tetradema rubrum (Merr.) Schltr. -- not accepted
  Tetradema urdanetense (Elmer) Merr. -- not accepted
  Tetrastigma pubinerve Merr. & Chun -- accepted
  Themeda frondosa (R. Br.) Merr. -- not accepted -- themeda grass
  Tricholepidozia ferruginea (J.J. Engel & G.L. Merr.) E.D. Cooper -- accepted
  Tricholepidozia lindenbergii var. complanata (J.J. Engel & G.L. Merr.) E.D. Cooper -- accepted
  Tricholepidozia lindenbergii var. mellea (J.J. Engel & G.L. Merr.) E.D. Cooper -- accepted
  Tricholepidozia lindenbergii var. papillata (J.J. Engel & G.L. Merr.) E.D. Cooper -- accepted
  Tricholepidozia marginata (J.J. Engel & G.L. Merr.) E.D. Cooper -- accepted
  Trichosporum amboinense Merr. -- not accepted
  Trichosporum bakeri Merr. -- accepted
  Trichosporum brachysepalum Merr. -- accepted
  Trichosporum bulusanense Elmer ex Merr. -- not accepted
  Trichosporum cardinale Copeland ex Merr. -- not accepted
  Trichosporum clementis Merr. ex Elmer -- not accepted
  Trichosporum clementis Merr. -- not accepted
  Trichosporum copelandii Merr. -- not accepted
  Trichosporum dasycalyx (Hallier f.) Merr. -- not accepted
  Trichosporum dolichosepalum Merr. -- not accepted
  Trichosporum everettianum (Kraenzl.) Merr. -- not accepted
  Trichosporum firmum (Kraenzl.) Merr. -- not accepted
  Trichosporum foxworthyi (Kraenzl.) Merr. -- not accepted
  Trichosporum fraserianum (Kraenzl.) Merr. -- not accepted
  Trichosporum gibbsiae (S. Moore ex Gibbs) Merr. -- not accepted
  Trichosporum hoseanum (Kraenzl.) Merr. -- not accepted
  Trichosporum irigaense Merr. -- not accepted
  Trichosporum leucothamnos (Kraenzl.) Merr. -- not accepted
  Trichosporum littorale Merr. -- not accepted
  Trichosporum loheri (Kraenzl.) Merr. -- not accepted
  Trichosporum macgregorii Merr. -- accepted
  Trichosporum macranthum Merr. -- not accepted
  Trichosporum magnificum (Stapf) Merr. -- not accepted
  Trichosporum malindangense Merr. -- accepted
  Trichosporum mindanaense Merr. -- accepted
  Trichosporum mindorense Merr. -- not accepted
  Trichosporum miniatum var. cordifolium (Hook.) Merr. -- not accepted
  Trichosporum mjoebergii Merr. -- accepted
  Trichosporum moningeriae Merr. -- not accepted
  Trichosporum oligodontum Merr. -- accepted
  Trichosporum ovatum Merr. -- not accepted
  Trichosporum panayense Merr. -- accepted
  Trichosporum pergracile (Kraenzl.) Merr. -- not accepted
  Trichosporum radicans var. robustior (C.B. Clarke) Merr. ex Masam. -- not accepted
  Trichosporum rhodophyllum (Kraenzl.) Merr. -- not accepted
  Trichosporum rizalense Merr. -- accepted
  Trichosporum rubrum Merr. -- not accepted
  Trichosporum stenophyllum (Ridley) Merr. -- not accepted
  Trichosporum ternifolium Merr. -- accepted
  Trichosporum zamboangense (Kraenzl.) Merr. -- not accepted
  Triodia pilosa (Buckley) Merr. -- not accepted
  Tripsacum pilosum Scribn. & Merr. -- accepted
  Tripsacum pilosum var. pilosum Scribn. & Merr. -- not accepted
  Trisetum aristatum (Scribn. & Merr.) Nash -- not accepted
  Trisetum congdonii Scribn. & Merr. -- not accepted
  Trisetum nutkaensis (J. Presl) Scribner & Merr. ex Davy -- not accepted
  Trisetum rosei Scribn. & Merr. -- accepted
  Trisetum rosei f. tenerum (Scribn. & Merr.) Louis-Marie -- not accepted
  Trisetum rosei var. tenerum Scribn. & Merr. -- not accepted
  Trisetum spicatum ssp. congdonii (Scribn. & Merr.) Hultén -- not accepted
  Trisetum spicatum var. congdonii (Scribn. & Merr.) Hitchc. -- not accepted
  Trisetum spicatum var. molle (Kunth) Scribn. & Merr. -- not accepted
  Tristachya avenacea (J. Presl) Scribn. & Merr. -- accepted
  Tristachya laxa Scribn. & Merr. -- accepted
  Urochloa arizonica (Scribn. & Merr.) Morrone & Zuloaga -- accepted -- Arizona signalgrass
  Vaccinium arbuscula (A. Gray) Merriam -- not accepted
  Vigna marina (Burm.) Merr. -- accepted -- notched cowpea
  Wikstroemia elliptica Merr. -- accepted
  X Elyleymus aristatus (Merr. (pro sp.)) Barkworth & D.R. Dewey -- accepted -- purple wildrye
  X Elysitanion aristatum (Merr. (pro sp.)) Bowden -- not accepted
  Xylosma congesta (Lour.) Merr. -- accepted -- dense logwood
  Yucca macrocarpa Engelm., non Merriam -- not accepted
  Yucca macrocarpa Merriam, non Engelm. -- not accepted
  Zehneria guamensis (Merr.) Fosberg -- accepted
  Zerna arctica (Shear ex Scribn. & Merr.) Tzvelev -- not accepted
  Zerna pumpelliana ssp. arctica (Shear ex Scribn. & Merr.) Tzvelev -- not accepted
  Zoysia matrella (L.) Merr. -- accepted -- Manila grass
  Zoysia matrella var. matrella (L.) Merr. -- accepted -- Manila grass
   

A gray bar