Odontadenia verrucosa (Roem. & Schult.) K. Schum. ex Markgr.

Odontadenia cognata (Stadelm.) Woodson, Ann. Mo
Bot. Gard. 18: 546. 1931.
Echites cognata Stadelm. Flora 24: Beibl. 1: 79. 1841. Anisolobus cognatus Muell.-Arg. in Mart. Fl. Bras. 61; 113. 1860. Angadenia cognata Miers, Apoc. S. Am. 176. 1878. Odontadenia augusta Woodson, Ann. Mo. Bot. Gard. 18: 548. 1931.
Fruticose liana; leaves firmly membranaceous to chartaceous, broadly elliptic to oblongelliptic, or occasionally ob ovate-elliptic, 8-17 cm. long, 3-9 cm. broad, acute to acuminate, obtuse to attenuate at the base, glabrous throughout, the petioles 9-20 mm. long; stipules 2, ovatetriangular, acuminate, 3-4 mm. long, caducous; inflorescence corymbosethyrsiform, terminal, about equaling or somewhat surpassing the subtending leaves, bearing 20-50 handsome reddishtinged flowers; pedicels 10-15 mm, long, densely and minutely puberulent; bracts 2-4 mm. long, caducous; calyx-lobes broadly ovate to ovate-oblong, obtuse or rounded, unequal, 5.5-8 nun. long, densely puberulent-papillate ; corolla infundibuliform, densely and minutely velutinous-papillate externally, at least in the bud, the tube proper 12-20 mm. long, about 3.5 mm. in diameter at the base, the throat narrowly conic to conic-campanulate, 20-30 mm. long, 5-10 mm. in diameter at the orifice, the lobes broadly dolabriform, 15-18 mm. long, spreading; anthers inserted below the inflation of the corollathroat, papillate dorsally; nectaries somewhat shorter than the ovary; mature follicles unknown.
Type locaIvITy: Forests of the Japur4, Amazonas, Brazil.
Distribution: Eastern Panama; also in northern Brazil and adjacent Peru.