Fuirena squarrosa Michaux

Distribution: Widespread in U.S.

Habitat: Usually acid wet places

Recognition: Rhizomatous

Key to similar species

1. Spikelet 5-10 (12) mm long. Perianth blade aristate. Perianth bristles exceeding the achene height. Anther usually < 0.7 mm...Fuirena pumila

1. Spikelet 10-20 mm. Perianth blade acuminate to aristate. Perianth bristles 3/4 the length of the achene. Anther 1 mm...Fuirena squarrosa