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Taxon author: (Hook.) Cronquist

ITIS records citing taxon author "(Hook.) Cronquist"
 
 Kingdom Plantae
  Artemisia campestris ssp. borealis var. scouleriana (Hook.) Cronquist -- not accepted -- field sagewort
  Artemisia campestris ssp. borealis var. wormskioldii (Besser ex Hook.) Cronquist -- not accepted -- field sagewort
  Artemisia campestris var. purshii (Hook.) Cronquist -- not accepted
  Artemisia campestris var. wormskioldii (Besser ex Hook.) Cronquist -- not accepted -- field sagewort, northern wormwood
  Erigeron acris var. elatus (Hook.) Cronquist -- not accepted
  Erigeron glabellus ssp. pubescens (Hook.) Cronquist -- not accepted
  Microsteris gracilis var. humilior (Hook.) Cronquist -- accepted -- slender phlox
  Penstemon procerus var. tolmiei (Hook.) Cronquist -- accepted -- Tolmie's penstemon
  Salix rigida var. mackenzieana (Hook.) Cronquist -- not accepted
   

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