Cystopteris protrusa (Weath.) Blasdell

, Mem. Torrey Bot. Club 21(4): 41 (1963). BHL
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External links to taxonomic opinions:
WFO POWO
IPNI Life Sciences Identifier (LSID)
urn:lsid:ipni.org:names:75699-2
Publication
Memoirs of the Torrey Botanical Club
Collation
21(4): 41
Family as entered in IPNI
Woodsiaceae

Links

Nomenclatural link
Cystopteris fragilis var. protrusa Weath., Rhodora 37: 373 (1935).
Same citation as
Cystopteris protrusa (Weath.) Blasdell, Mem. Torrey Bot. Club 21: 41 (1963).