Monographs Details: Lindsaea lancea var. falcata (L. & Dryand.) Bedd. & Rosenst.
Authority: Mori, S. A., et al. 1997. Guide to the vascular plants of central French Guiana: Part 1. Pteridophytes, gymnosperms, and monocotyledons. Mem. New York Bot. Gard. 76: 1-422.
Description:Species Description - Fronds pinnate, with terminal pinna different from lateral pinnae; petiole usually 10-16 cm long, reddish-brown, shining; blade lanceolate, 10-20 X 4-7.5 cm, with 3-15 pairs of alternate pinnules, the basal ones subopposite; pinnules subtrapeziform, the basal ones often deflexed, the largest 21-45 X 11-20 mm; terminal pinnule large, very asymmetric. Sori continuous. Very common, in understory of forests on hillsides and ridges.