Herb or shrub 1-4 m tall, the stem velutinous with short, viscid, stellate hairs. Leaves long-petiolate, the petiole up to 17 cm long, stellate-velutinous, the stipules ovate-subulate, 0.8-1.3 cm long; blade ovate to subcircular, sometimes subangulate, cordate at the base, acute at the apex, serrate-denticulate at the margin, 3-20 cm long and wide, 5-to 7-palminerved, the stellate-velutinous-tomentose indumentum denser on the lower surface, the venation prominent beneath. Flowers axillary, solitary or frequently clustered toward the apex of the branchlets and forming paniculate inflorescences, the pedicel 0.5-6 cm long, tomentose; epicalyx bractlets 15-24, distinct, linear-subulate, 10-15 mm long and 0.6-1 mm wide, densely long-hispid, explanate in fruit; calyx cupuliform, 3-6 mm long, thin, appressed-hirsute, the lobes deltoid, acute and ca 1-2.5 mm long, explanate in fruit; petals cuneate-obovate, shortly unguiculate, 2.1-3 cm long and 0.75-1.3 cm wide, red, pink or white (cf. exsiccatae from San Jose Island); staminal tube 1.9-2.5 cm long, lobulate, antheriferous on the upper '2, the filaments 3-5 mm long; style slightly longer than the staminal tube, the branches 2-4 mm long, the stigmas capitate. Mericarps trigonous-obovoid, obtuse and muticous at the apex, dorsally convex, 3-5 mm long and 2 mm wide, glutinous, brown to blackish and more or less shiny when dry, slightly reticulate-veined, glabrous; seeds 3-4 mm long, glabrous.