Jobitillo Glabrous, soft-wooded, monoecious herb or shrub, usually less than 3 (8) m tall, sparsely branched, the branches usually bipinnatiform (the earliest simply pinnate), the primary axis to 65 cm long, margined below branchlets, the ultimate branches 8-20, each 5-25 cm long, with 7-20 leaves. Leaves alternate, simple; stipules triangular, ca 1 mm long, blunt; petioles 1.5-3 mm long; blades ovate to elliptic, gradually acuminate, acute to obtuse at base, 2-4.5 cm long, 1-2.5 cm wide. Flowers apetalous, small, in bisexual cymules in axils of ultimate branches; staminate flowers 5-20 per cymule; pedicels to 5 mm long; calyx lobes 6, in 2 unequal series, the inner rounded, to 1.2 mm long; disk prominent, trilobate; stamens 3; filaments connate into a short column; anthers fused at base, forming a 3-sided structure, dehiscing laterally; pistillate flowers 1 per cymule; pedicels 5-12 mm long; calyx lobes 6, in 2 series, the inner broadly ovate, to 1.7 mm long; disk cup-shaped, trilobate; ovary trilobate; styles 3, flattened, spreading, bifid at apex. Capsules 4.5-5 mm diam, prominently trilobate, explosively dehiscent; seeds plano-convex, ca 2.5 mm long, smooth, reddish-brown. Croat 10240. Occasional, usually in tree falls or clearings; sometimes locally common along the shore. Flowers throughout the year, but principally from February to August. The fruits are mature mostly from July to September. Plants may have mature fruits while still in flower.