生活型

herb

形態特徵

• Adventitious roots scattered on rhizome, much narrower than rhizome. Rhizome striate, hairy; annual vegetative branch densely hirsute.
• Leaves densely hirsute when young, glabrescent, petioles grooved; blade ovate or triangular-ovate, acuminate at apex, cordate and 2-lobed at base, 5.7-8 cm long (from tip to attachment of petiole), 3.6-5.2 cm broad, lobes 1-2 cm long, 1.5-2.5 cm broad.
• Flowering branch with 3, short, deciduous cataphylls at base, the upper cataphyll oblong, 4 mm long, hairy beneath. Flower emering from base of leaf, densely hirsute when young; calyx hairy outside, without orifice and ridge inside, tube hairy inside, lobes 3, rounded at apex, hairy inside, smooth; stamens 12, longer than pistil; ovary and style fused; stimas 6, terminal.
• Seeds ovate, grayish white, 4 mm long.
• Plants from Taiwan are slightly different from those of Hainan. The cataphylls of the flowering branches are smaller, 4 (versus 8) mm long, and the flowering branch bears one or two alternate (versus two nearly opposite) leaves.

分布

• 台灣 : Southern Taiwan, on shady forest floors at 250 to 1,150 m.
• 世界 : Hainan.

引證標本

PINGTUNG: Kaoshihfu, Soma s. n. 1912; Shouka-Tsaopu, Huang & Huang 14067. TAITUNG: Taririku, Sasaki s. n. 1925.

參考文獻

• HOU, DING. 1996. Flora of Taiwan, second edition 2: 646. (Fl. Taiwan 2nd edit.)