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Taxon author: T.M. Barkley

ITIS records citing taxon author "T.M. Barkley"
 
 Kingdom Plantae
  Arnica alpina var. attenuata (Greene) Ediger & T.M. Barkley -- not accepted
  Arnica alpina var. plantaginea (Pursh) Ediger & T.M. Barkley -- not accepted
  Arnica chamissonis ssp. foliosa var. andina (Nutt.) Ediger & T.M. Barkley -- not accepted -- Chamisso arnica
  Arnica spathulata var. eastwoodiae (Rydb.) Ediger & T.M. Barkley -- not accepted
  Cacalia rugelia (A. Gray) T.M. Barkley & Cronquist -- not accepted
  Packera bolanderi var. harfordii (Greenm.) D.K. Trock & T.M. Barkley -- accepted -- Harford's ragwort
  Packera buekii D.K. Trock & T.M. Barkley -- not accepted
  Packera dimorphophylla ssp. intermedia (T.M. Barkley) W.A. Weber & Á. Löve -- not accepted
  Packera dimorphophylla var. intermedia (T.M. Barkley) D.K. Trock & T.M. Barkley -- accepted -- splitleaf groundsel
  Packera dimorphophylla var. paysonii (T.M. Barkley) D.K. Trock & T.M. Barkley -- accepted -- Payson's groundsel
  Packera ganderi (T.M. Barkley & R.M. Beauch.) W.A. Weber & Á. Löve -- accepted -- Gander's ragwort
  Packera neomexicana var. metcalfei (Greene) D.K. Trock & T.M. Barkley -- not accepted -- Metcalf's groundsel
  Packera neomexicana var. toumeyi (Greene) D.K. Trock & T.M. Barkley -- accepted -- Toumey's groundsel
  Packera pseudaurea var. flavula (Greene) D.K. Trock & T.M. Barkley -- accepted -- falsegold groundsel
  Packera pseudaurea var. semicordata (Mack. & Bush) D.K. Trock & T.M. Barkley -- accepted -- falsegold groundsel
  Packera spellenbergii (T.M. Barkley) C. Jeffrey -- accepted -- Carrizo Creek ragwort
  Packera subnuda (DC.) D.K. Trock & T.M. Barkley -- accepted -- Buek's groundsel
  Packera subnuda var. subnuda (DC.) D.K. Trock & T.M. Barkley -- accepted
  Roldana carlomasonii (B.L. Turner & T.M. Barkley) C. Jeffrey -- not accepted
  Senecio bolanderi var. harfordii (Greenm.) T.M. Barkley -- not accepted -- Harford's ragwort
  Senecio carlomasonii B.L. Turner & T.M. Barkley -- not accepted -- Carl Mason's ragwort
  Senecio dimorphophyllus var. intermedius T.M. Barkley -- not accepted -- splitleaf groundsel
  Senecio dimorphophyllus var. paysonii T.M. Barkley -- not accepted -- Payson's groundsel
  Senecio ertterae T.M. Barkley -- accepted -- Ertter's ragwort
  Senecio eurycephalus var. lewisrosei (J.T. Howell) T.M. Barkley -- not accepted -- Lewis' groundsel
  Senecio flaccidus var. douglasii (DC.) B.L. Turner & T.M. Barkley -- accepted -- Douglas' groundsel, Douglas' ragwort, Douglas' senecio
  Senecio flaccidus var. monoensis (Greene) B.L. Turner & T.M. Barkley -- accepted -- green groundsel, Mono groundsel, Mono ragwort
  Senecio foetidus var. hydrophiloides (Rydb.) T.M. Barkley ex Cronquist -- not accepted
  Senecio ganderi T.M. Barkley & R.M. Beauch. -- not accepted -- Gander's ragwort
  Senecio integerrimus var. scribneri (Rydb.) T.M. Barkley -- accepted -- Scribner's ragwort
  Senecio multidentatus var. huachucanus (A. Gray) T.M. Barkley -- accepted -- Huachuca Mountain ragwort
  Senecio neomexicanus var. metcalfei (Greene) T.M. Barkley -- not accepted -- Metcalf's groundsel
  Senecio neomexicanus var. mutabilis (Greene) T.M. Barkley -- not accepted -- New Mexico groundsel
  Senecio neomexicanus var. toumeyi (Greene) T.M. Barkley -- not accepted -- Toumey's groundsel
  Senecio pauperculus var. crawfordii (Britton) T.M. Barkley -- not accepted
  Senecio pseudaureus var. semicordatus (Mack. & Bush) T.M. Barkley -- not accepted -- falsegold groundsel
  Senecio quaylei T.M. Barkley -- accepted -- Quayle's ragwort
  Senecio spellenbergii T.M. Barkley -- not accepted -- Carrizo Creek ragwort
  Sinosenecio newcombei (Greene) J.P. Janovec & T.M. Barkley -- accepted -- Newcombe's butterweed
   

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