
Appalachian Polypody - Polypodium appalachianum
ID determinations: The stems of this fern taste acrid. Also, it differs from Polypodium virginianum in that the leaf blades of P. appalachianum are relatively triangular, while P. virginianum is more oblong.
Habitat: Rocky forest slope

''Polypodium appalachianum'' is a fern species native to eastern North America. Sometimes called the Appalachian polypody or Appalachian rockcap fern, it is very similar in appearance to ''Polypodium virginianum''.
Similar species: Polypodiales
By Christine Young
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Uploaded Jun 11, 2020. Captured Jan 1, 2000 00:02 in 3280 Franklin Ave, Millbrook, NY 12545, USA.