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Taxon author: D.K. Trock & T.M. Barkley

ITIS records citing taxon author "D.K. Trock & T.M. Barkley"
 
 Kingdom Plantae
  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 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 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 subnuda (DC.) D.K. Trock & T.M. Barkley -- accepted -- Buek's groundsel
  Packera subnuda var. subnuda (DC.) D.K. Trock & T.M. Barkley -- accepted
   

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