生活型

herb

形態特徵

• Annual or short-lived perennial herbs, glabrate or sparingly pubescent with simple hairs; stems often angular; branchlets pubescent, glabrescent.
• Leaves solitary, broadly ovate, diamond-shaped, or rounded, often broad, 2–10(–12) cm long, 2–6(–7) cm wide, apex acute, base cuneate, decurrent, entire, sinuate, or sparingly dentate, glabrate; petiole 4–7 mm long.
• Inflorescences extra-axillary, subumbellate; peduncle unbranched, 1–2.5 cm long; pedicel 5–10 mm long, pubescent. Calyx cupular, 2 mm across, puberulent, lobes triangular-ovate, 0.5 mm long, ciliate; corolla white, 1 cm across, lobes ovate, 2.5–5 mm long; filaments short, anthers oblong, 2–4 mm long; style pilose.
• Berry purplish black, somewhat shiny, globose, more than 8 mm across; fruiting pedicel deflexed; fruiting calyx reflexed; seeds discoid, 0.8–1 mm across.
• <i>Solanum scabrum</i> resembles <i>S. nigrum</i> and <i>S. americanum</i>, but has broad, rounded, entire leaves, large anthers and large fruits and seeds.

分布

• 台灣 : known only from one early collection. Probably not a member of the flora.
• 世界 : Cultivated in Africa, Madagascar and perhaps elsewhere.

引證標本

KEELUNG: Pengchiayu Is., Kawakami & Mori 2784.

參考文獻

• William G. D'Arcy and Peng, Ching-I, Flora of Taiwan, second edition 4: 575. 1998.  (Fl. Taiwan 2nd edit.)