Thelypteris palustris Schott var. pubescens (G. Lawson) Fernald. Marsh Fern. Phen: Jun-Sep. Hab: Bogs, marshes (including freshwater tidal marshes), and bottomland forests. Dist: The species is circumboreal, occurring in n. Europe, n. Asia, and n. North America. Var. pubescens is the American variety, ranging from NL (Newfoundland) and MB south to s. FL and c. TX; c. Mexico (Michoacán, Distrito Federal); Bermuda, Cuba; also e. Asia.
Origin/Endemic status: Native
Synonymy ⓘ: = AqW, Ar, C, ETx1, Fl1, FNA2, G, Il, K1, K3, K4, Mo1, NE, NY, Pa, Tn, TxFerns, Va, W, WH3, WV, Fawcett & Smith (2021), Lin et al (2013); = Dryopteris thelypteris (L.) A.Gray var. pubescens (G.Lawson) A.Prince ex Weath. – F; < Dryopteris thelypteris (L.) A.Gray – S13; < Thelypteris palustris Schott – GrPl, RAB; > Thelypteris palustris Schott var. haleana Fernald – SFla, Tat, Tx; > Thelypteris palustris Schott var. pubescens (G.Lawson) Fernald – Tat; < Thelypteris thelypteris (L.) Nieuwl. – Sf
Links to other floras: = Thelypteris palustris var. pubescens - FNA2
Wetland Indicator Status:
Heliophily ⓘ: 5
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