生活型

herb

形態特徵

• Creeping perennial herb, stem many branched, the branches grooved and more or less hairy.
• Leaves alternate, bipinnate, leaflets 3, 6–12 cm long, triangular in outline, the leaflets ovate to lanceolate, deeply serrate, 1.5–6 cm long; peduncle axillary, slightly longer than the leaf.
• Inflorescence cymes with a few flowers, the lowest peduncle forming a pair of tendrils. Flower small, greenish white, about 2.5 mm across, polygamous; calyx 4, concaved, the outer 2 smaller, petals 4, the larger ones united with the sepal, with scale at the base, the smaller ones free from stamen, stamens 8; ovary 3-celled; style 3-branched.
• Fruit capsular, obovate, 3-ridged, truncate, up to 1.5 cm long at maturity. Seed globose, black, with white colored aril.

分布

• 台灣 : throughout the island and probably a naturalized plant.

引證標本

TAIPEI: Danshaei, Lo s. n. 1969; ILAN: Ilan, Shimada 15750. TAICHUNG: Shenliau, Haduau 15753; TAINAN: Ianshithang, Sheng s. n. 1970; PINGTUNG: Pingtung, Chang 6921; Tungang, Tsay s. n. 1985. TAITUNG: Is. Lanyu, Chang 84.

引用文獻

• CHEN, CHING-HSIA, Flora of Taiwan, second edition 3: 601. 1993.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)