Filix-mas augescens var. puberula Farw.

, Amer. Midl. Naturalist 12: 253 (1931). BHL
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External links to taxonomic opinions:
WFO POWO
IPNI Life Sciences Identifier (LSID)
urn:lsid:ipni.org:names:296215-2
Publication
American Midland Naturalist; devoted to natural history, primarily that of the prairie states.
Collation
12: 253
Family as entered in IPNI
Dryopteridaceae

Links

Nomenclatural link
Aspidium puberulum Fée, Mém. Foug., 10. Ic. Esp. Nouv. 40 (1865), nom. illeg.