Woodsia ilvensis (L.) R.Br.
rusty cliff fern, rusty woodsia
rusty cliff fern, rusty woodsia
March 30,
Bare Mountain, Mt. Holyoke Rge. St. Pk., South Hadley
Fern of acidic bedrock emerging early in spring on a cliff. It is already possible to see that veins of the young frond don't extend to its very margin.