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Taxon author: (A. Nelson) D.D. Keck

ITIS records citing taxon author "(A. Nelson) D.D. Keck"
 
 Kingdom Plantae
  Amphipappus fremontii ssp. spinosus (A. Nelson) D.D. Keck -- not accepted -- chaffbush, Fremont's chaffbush
  Penstemon caespitosus ssp. desertipicti (A. Nelson) D.D. Keck -- not accepted
  Penstemon eatonii ssp. exsertus (A. Nelson) D.D. Keck -- accepted -- Eaton's firecracker, Eaton's penstemon, firecracker penstemon
  Penstemon laricifolius ssp. exilifolius (A. Nelson) D.D. Keck -- not accepted -- larchleaf beardtongue
  Penstemon linarioides ssp. coloradoensis (A. Nelson) D.D. Keck -- accepted -- Colorado penstemon, toadflax penstemon
  Penstemon procerus ssp. formosus (A. Nelson) D.D. Keck -- not accepted
  Penstemon pseudospectabilis ssp. connatifolius (A. Nelson) D.D. Keck -- accepted -- desert beardtongue, desert penstemon
  Penstemon seorsus (A. Nelson) D.D. Keck -- accepted -- shortlobe penstemon
  Penstemon speciosus ssp. kennedyi (A. Nelson) D.D. Keck -- not accepted
  Penstemon tolmiei ssp. formosus (A. Nelson) D.D. Keck -- not accepted
  Penstemon watsonii ssp. laxus (A. Nelson) D.D. Keck -- not accepted
   

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