Athyrium filix-femina var. angustum (Willdenow) G. Lawson
Dryopteridaceae
Smith, Welby R.
28817
2000-07-26
United States, Minnesota, Aitkin, Savanna Portage State Park; about one mile west of Shumway Lake...T 50N R 22W SW1/4 of SE1/4 of Sec 7
46.828611 -93.174444
46°49'43"N, 93°10'28"W
In post-mature aspen stand with spruce and fir in the understory. Associated with Fraxinus pennsylvanica var. subintererrima, Ostrya virginiana, Carpinus caroliniana, Cornus rugosa, Acer spicatum.