Flora of Barro Colorado Island

Lygodium radiatum

Prantl, Unters. zur Morph., Schiz. 66.1881

Slender vine, glabrous throughout; stems slender. Leaves opposite, deeply palmate, with 3-7 lobes (fertile leaves usually 3-5-lobed); petioles slender, mostly 2.5-5.5 cm long; lobes long and narrow, acute to acuminate at apex (rounded and mucronate on some juveniles), 8-25 cm long, 7-25 mm wide, about equal in length on each leaf, serrate. Sporangia borne in small conelike groups exserted along leaf margins, each sporangium solitary, sessile, subtended by a cup-shaped involucre. Croat 12803. Occasional, in the forest or at the edges of clearings, climbing to a height of 20m.

Panama and Colombia. In Panama, known from trop­ical moist forest in the Canal Zone, Bocas del Toro, Colón, San Blas, Panama, and Darien and from tropical wet forest in Panama and Colón.

See Fig. 6.