Monographs Details: Thelypteris verecunda Proctor
Authority: Proctor, George R. 1989. Ferns of Puerto Rico and the Virgin Islands. Mem. New York Bot. Gard. 53: 1-389.
Family:Thelypteridaceae
Description:Species Description - Rhizome creeping or decumbent, 2-3 mm thick, bearing at apex a tuft of brown, minutely stellate-pubemlous, deltate-acuminate scales ca. 1 mm long and 0.5 mm wide at base. Fronds decumbent-spreading, dimorphic, clothed throughout with minute stellate (occasionally forked) and numerous much longer simple hairs, the latter mostly 0.3-0.6 mm long; stipes 1-1.5(-2) cm long, 0.4-0.5 mm thick. Sterile blades oblong, 2.5-4 cm long, 1.5-2 cm broad, tmncate at base, rounded at the broadly lobed apex, with 2-4 pairs of short-stalked, round-oblong, entire pinnae, these 0.8-1 cm long and 0.4-0.6 cm wide; veins simple or 1-forked, all free. Fertile blades linear-attenuate, 13-15 (or more) cm long, 1.2-1.8 c m broad, tmncate at base, the rhachis bearing a minute proliferous bud well below the apex; pinnae 15-20 pairs (or more), somewhat variable, mostly rounded-oblong to oval, 0.5-0.9 cm long, 0.3-0.4 cm wide, entire, short-stalked (or rarely a few sessile and somewhat adnate), Sori small, inframedial; indusium minute, erect, bearing a tuft of long, white, simple hairs; sporangia glabrous.

Discussion:

Type. Proctor 39581, from Barrio Charcas, Quebradillas, Puerto Rico (US).

Distribution:Puerto Rico South America|