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As classified in WFO snapshot

May 2019

Warning: older classification

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subspecies

Pentagramma triangularis subsp. viscosa (D.C.Eaton) Yatsk., Windham & E.Wollenw.

This subspecies name was first published in Amer. Fern J. 80(1): 15 (1990)  

At the time of this classification snapshot, this subspecies name was unplaced by WFO (a taxonomist hasn’t yet placed the name in the taxonomy). Its description and other taxonomic data can be found on World Flora Online, id: wfo-0001114303.

Literature

Synonyms of Pentagramma triangularis subsp. viscosa (D.C.Eaton) Yatsk., Windham & E.Wollenw.

Name Author Protologue Nomenclator WFO link
Pityrogramma viscosa (Nutt. ex D.C.Eaton) Maxon Contr. U.S. Natl. Herb. 17(2): 173 1913 wfo-0001109234
Pityrogramma triangularis var. viscosa (Nutt. ex D.C.Eaton) Weath. Rhodora 22(259): 117 1920 wfo-0001111116
Gymnogramma viscosa Nutt. ex D.C.Eaton Ferns N. Amer. 2: 16 1879 — wfo-0001114689

Associated Genus Name

For unplaced names, these are genera with the same genus string of this name:

Name Author Protologue Nomenclator WFO link
Pentagramma Yatsk., Windham & E.Wollenw. Amer. Fern J. 80(1): 13 (1990) wfo-4000028587