marsh fern
marsh fern (FNA Ed. Comm., 1993) is a synonym English vernacular name for:
Thelypteris palustris subsp. pubescens (G. Lawson) Holub , an accepted subspecies name.
marsh fern (FNA Ed. Comm., 1993) is a synonym English vernacular name for:
Thelypteris palustris subsp. pubescens (G. Lawson) Holub , an accepted subspecies name.