Oreopanax platyphyllus Marchal

Oreopanax platyphyllus Marchal, Bull. Acad. Belg
11.47:88. 1879.
Shrub or small tree, glabrous throughout; leaves simple, the petiole 15-30 cm. long, the blade coriaceous, suborbicular, 13-20 cm. long and broad, rounded at the base, tridentate, the teeth broadly deltoid, cuspidate, about 1 cm. long, the primary nerves 5, spreading from the base, prominent on both surfaces, the secondary nerves few, straight, ascending; fruiting inflorescence 8-12 cm. long, compactly paniculate, the heads about 10 mm. in diameter, sessile, the bractlets ovate, about 2 mm. long, coriaceous, the fruits 5-8 per head, subglobose or ovoid, 3-4 mm. in diameter, sulcate, the styles usually 7, recurved.
Type locality: Jocotepec (Oaxaca?). Distribution: Known only from the type locality.