Athyrium filix-femina var. cyclosorum (L.) Roth ex Mert.
Dryopteridaceae
L. P. Janeway
9537
2008-08-10
08/10/2008
United States, California, Butte, Northern High Sierra Nevada. Along Four Trees Road at crossing of South Branch Mill Creek, 4.5 road km east-southeast of Hwy 70. Along moist roadside gutter. T22N R05E S14 NW1/4 of SE1/4 USGS Quadrangle: Pulga 1:24,000
39.789444 -121.420278 NAD 1983
T22N R05E S14 NW1/4 of SE1/4; 39§ 47m 22s N; 121§ 25m 13s W
823 meters (2699ft)
Along moist roadside gutter in deep shade of big-leaf maple, white alder, mountain dogwood, Douglas-fir, incense cedar, sugar pine; also Polystichum munitum, Aralia californica, Heuchera micrantha.