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Taxon author: Britton (pro sp.)

ITIS records citing taxon author "Britton (pro sp.)"
 
 Kingdom Plantae
  Betula X utahensis Britton (pro sp.) -- accepted -- northwestern paper birch
  Carex X mainensis Porter ex Britton (pro sp.) -- not accepted -- Maine sedge
  Helianthus X ambiguus (A. Gray) Britton (pro sp.) -- accepted -- ambiguous sunflower
  Helianthus X kellermanii Britton (pro sp.) -- accepted -- Kellerman's sunflower
  Hieracium X alleghaniense Britton (pro sp.) -- accepted -- Allegheny hawkweed
  Malus X soulardii (L.H. Bailey) Britton (pro sp.) -- accepted -- Soulard crab
  Opuntia X lucayana Britton (pro sp.) -- accepted
  Quercus X rudkinii Britton (pro sp.) -- accepted -- Rudkin's oak
  Scirpus X peckii Britton (pro sp.) -- accepted -- Peck's bulrush
   

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