生活型

herb

形態特徵

• An annual fleshy and glabrous herb, 6–8 cm high, diffuse at base; branches slightly green.
• Leaves verticillate or opposite, rarely alternate, obovate-spathulate, 7–12 mm long, 3–6 mm wide, rounded or obtuse at apex, elongate-obtuse at abse, thick, glabrous, entire.
• Flowers in cymes, sessile; cymes dichotomously divaricate; sepals 5, unequal in length, oblanceolate or nearly spathulate; petals 5, lanceolate, 3.5 mm long, 2 mm broad, acute at apex, narrowly truncate at base, yellow; anthers yellow, rounded, 0.3 mm long, 0.2 mm broad, truncate at apex; glands 5; carpels 5, glabrous, connate at base, nearly oblong, 3 mm long, 2 mm broad, spreading at a definite angle when mature.
• Seeds elongate-oblong, 0.6 mm long; testa red.

物候

Flowering and fruiting periods from July to October.

分布

• 台灣 : On high mountain at altitudes from 2,500 to 3,500 m.

引證標本

ILAN: Nanhutashan, Jeng 2004. HSINCHU: Chiouchioushanchuang, Hsieh 1304. TAICHUNG: Pahsienshan, Tang 1811. NANTOU: Tungpu to Paiyungshanchuang, Huang 4559. CHIAYI: Alishan, Tang 1837. PINGTUNG: Tawushan, Suzuki s. n. 1930. HUALIEN: Hoping, Chung 281.

參考文獻

• TANG, WEI-SHIN and HUANG, TSENG-CHIENG, Flora of Taiwan, second edition 3: 21. 1993.  (Fl. Taiwan 2nd edit.)