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leaf What is an Herbarium?

leaf Genus Descriptions

leaf Species Descriptions

leaf Ontario FEC V-Types

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Synonymy


Synonymy - Athyrium distentifolium and subspecies


Athyriaceae Family

Athyrium distentifolium var. americanum (Butters) B.Boivin
American alpine lady fern, alpine lady fern ; Fr: athyrie alpestre, athyrie alpestre sous-espèce américaine

  • [=Athyrium alpestre (Hoppe) Rylands ex T.Moore subsp. americanum (Butters) Lellinger]
  • [=Athyrium alpestre (Hoppe) Rylands ex T.Moore var. americanum Butters - basionym]
  • [=Athyrium alpestre (Hoppe) Rylands ex T.Moore var. gaspense Fernald]
  • [=Athyrium alpestre (Hoppe) Rylands ex T.Moore var. typicum Fernald, nom. inval.]
  • [=Athyrium americanum (Butters) Maxon]
  • [=Athyrium distentifolium Tausch ex Opiz subsp. americanum (Butters) Hultén]
  • [=Athyrium distentifolium Tausch ex Opiz var. americanum (Butters) Cronquist 1969, nom. illeg. isonym]
  • [=Phegopteris alpestris (Hoppe) Mett. var. americana (Butters) Jeps.]
  • [=Phegopteris rhaetica Watt. var. americana (Butters) Farw.]

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