Stems obtusely quadran-gular, unarmed, tomentose when young, glabrate at ma-turity; petioles up to 7 cm. long, often persistently hairy, at least on sheath; leaf blades broadly ovate, up to 24 cm. long and 19 cm. wide, deeply and openly cordate at base, the upper leaves smaller, of-ten merely rounded or sub-truncate at base, all unarmed, densely reddish-tomentose on both sides when very young, the older leaves nearly gla-brous, 9-to 11-nerved, the secondary veins prominently reticulate; peduncles of stam-inate umbels solitary, up to 3.5 cm. long, usually shorter than the subtending petiole, flattened, tomentulose when young; perianth segments aarrowly oblong, 5-6 mm. long, 1-1.5 mm. wide, dense-ly or sparsely tomentulose; filaments 2.5-4 mm. long, the anthers much shorter, 1.6-2 mm. long; peduncles of pistillate umbels about 1 cm. long, shorter than the subtending petiole; pedicels about 6 mm. long; staminodia 6; fruiting peduncles up to 2.5 cm. long; berries orange.
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