Athyrium pycnocarpon


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Noun1.Athyrium pycnocarpon - North American fern with narrow fronds on yellowish leafstalksAthyrium pycnocarpon - North American fern with narrow fronds on yellowish leafstalks
fern - any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores
Athyrium, genus Athyrium - temperate and tropical lady ferns; in some classifications placed in family Polypodiaceae or in the genus Asplenium
References in periodicals archive ?
The significance of spore banks in natural populations of Athyrium pycnocarpon and A.
Diplazium pycnocarpon (Spreng.) Broun; SYN: Athyrium pycnocarpon (Spreng.) Tidestrom; Glade Fern; Woods (west side); Rare; C = 9; BSUH 11289, 12986.
Ferns in the mesic woods include Adiantum pedatum, Athyrium pycnocarpon, Botrychium virginianum, Cystopteris protrusa, Dryopteris goldiana, Dryopteris carthusiana, Onoclea sensibilis, and Polystichum acrostichoides (rare).