生活型

herb

形態特徵

• A fleshy herb, 9–20 cm high, decumbent at base, rooting at nodes, branches above, with glandular spots.
• Leaves alternate, spathulate, 6–10 mm long, 3–5 mm broad. obtuse at apex, entire.
• Flowers in cymes, sessile; cymes spike-like, terminal; sepals 5, unequal in length, oblanceolate or subspathulate or linear-lanceolate, 3 mm long, 1 mm broad, obtuse at apex, cuneate at base, green; petals 5, equal in length, linear-lanceolate, 5 mm long, 1.5 mm broad, subacuminate at apex, 1-nerved, yellow; stamens 10, perigynous, 2-whorled; filament 4 mm long; anthers yellow, obtuse at apex, cordate at base, 0.8 mm long, 0.5 mm broad; glands 5, oblong, 2 mm long, 1.5 mm broad, at apex acuminate-beaked.
• Follicles 5, stellately spreading; seeds many, oblong, 0.8 mm long, 0.3 mm broad, embryo glabrous, oblong, 0.5 mm long, 0.25 mm wide.

物候

Flowering and fruiting periods from July to September, sometimes to November.

分布

• 台灣 : On mountain at altitudes from 1,500 to 3,500 m.

引證標本

TAIPEI: Chulu, Liu 2002. ILAN: Boboshan, Kao 5705. HSINCHU: Chingchuan to Kuanwu, Sasaki s. n. 1932 (TAIF!). TAICHUNG: Chinshan to Kukuan, Ying s. n. 1985 (Holotype of S. taiwanianum, NTUF!). NANTOU: Tunyuan to Yunhai, Tang 1827*. TAITUNG: Yenping logging track, Ou 1968.

引用文獻

• TANG, WEI-SHIN and HUANG, TSENG-CHIENG, Flora of Taiwan, second edition 3: 28. 1993.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)