Dryopteris subtetragona (Link) Maxon

, Sci. Surv. Porto Rico & Virgin Islands 6: 473 (1926).
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External links to taxonomic opinions:
WFO POWO
IPNI Life Sciences Identifier (LSID)
urn:lsid:ipni.org:names:85398-2
Publication
Scientific Survey of Porto Rico and the Virgin Islands
Collation
6: 473
Family as entered in IPNI
Dryopteridaceae

Links

Basionym
Polypodium subtetragonum Link, Hort. Berol. [Link] 2(Sig. G2): 105 (1833).
Same citation as
Dryopteris subtetragona (Link) Maxon
Same citation as
Dryopteris subtetragona Maxon, Pter. Porto Rico 6: 473 (1926).