An official website of the United States government.
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.
Family: Thelypteridaceae
[Dryopteris thelypteris f. haleana (Fernald) C.F.Reed, moreDryopteris thelypteris subsp. pubescens (G.Lawson) Hultén, Lastrea palustris var. pubescens G.Lawson, Thelypteris palustris var. haleana Fernald, Thelypteris palustris var. pubescens (G.Lawson) Fernald] |
|