Croton rivularis Müll.Arg.

Shrub, 2-6 ft. high; branches cylindric, stellate-pubescent; flowering twigs densely tawny stellate-tomentose; leaves alternate, distinctly petioled, membranous, palmately 3-5-nerved at the base, midrib 3-4-jugately penninerved, ovate or ovate-lanceolate, obtuse or acute, base rounded, margin shortly rather irregularly serrate, 14-3 in. long, dark green, sparingly persistently stellate-pubescent above, softly stellate-pubescent or-tomentose beneath; petiole slender, densely stellate-pubescent, 4-1 in. long, usually without glands at point of junction with blade; stipules minute, caducous; racemes androgynous, up to 4 in. long, at ends of twigs, with 12-20 scattered solitary or paired male flowers above and 3-4 scattered solitary female flowers below; rhachis densely stellate-tomentose; bracts small, ovate, stellate-pubescent; male pedicels 1 lin. long, female pedicels ultimately 2-3 lin. long; male sepals 5, ovate, obtuse, densely stellate-tomentose, 4 lin. long; petals orbicular, densely white-villous at margins, thinly pubescent externally; disc-glands small: stamens 10-15, filaments slender, glabrous receptacle villous; female sepals at first 14 lin. long, ovate-lanceolate, at length accrescent and in fruit 5 lin. long, 2 lin. wide; petals rudimentary or obsolete; disc 5-lobed, glabrous; ovary densely tomentose with stellate hairs; styles 2-partite to the base, the segments linear, sometimes again 2-partite, glabrous; capsule subglobose, 4 in. across, distinctly 3-sulcate and readily breaking up into 32-valved cocci; densely stellate-tomentose; seeds oblong, subtriquetrous, angled on inner face, rounded on the back, smooth.