Polypodium virginianum is a fern from a branching, scaly rhizome, forming colonies.
Leaves evergreen, arising singly from along rhizome, to 40 cm tall, leaf stalk to 15 cm, base scaly, blade to 6 cm wide, pinnately divided to midrib, oblong, tip narrowed and pointed, base blunt, midrib slightly scaly, lobes, 12-20 per side, to 0.7 cm wide, leathery, dark green above, yellowish-hairy below, margin very slightly toothed, tip blunt, base fused to main midrib.
Spore cases round, brown, at ends of veins, aligned between midrib and margin (flowers and fruit: none).
Wetland status: UPL.
Frequency in NYC: Very infrequent.
Origin: Native to NYC.
Habitat: Typically in woods, on humus covering tops of glacial erratics, sometimes on banks in circumneutral soil.