生活型

herb

形態特徵

• Biennial or perennial herb; stem 10-15 cm long, prostrate at base, ascending upward, short branched, glandular pubescent when young, glabrous when mature.
• Leaves opposite, linear to linear-lanceolate, 0.5-1 cm long, 1-2 mm wide, acute at apex, attenuate at base, chartaceous, midrib impressed above, elevated beneath, sessile or nearly so.
• Flowers solitary or in terminal 3-flowered cymes, white, 7-9 mm in diam. when opened, bracteate; bracts scale-like, minute; pedicels 1-1.5 cm long, slender, hairy; sepals 5, lanceolate or ovate-lanceolate, 6-7 mm long, acute at apex, hairy outside at base, glabrous inside; petals 5, oblanceolate or broadly oblanceolate, 10-15 mm long, 2-3 mm wide, deeply bifid at apex, slightly cuneate at base; stamens 10, filaments slender, glabrous, longer than pistil, with 2 glands at base; anthers ovoid; ovary ovoid, 2-2.5 mm long, l-celled; styles 5, slender, hairy upward.
• Capsules cylindric, 7-9 mm long, 1-2 mm wide, erect, 10-toothed at apex. Seeds reniform-orbicular, 1-1.5 mm long, more or less compressed, rugose and papillate.

分布

• 台灣 : 2,500-3,990 m throughout the island, in forests and on slopes and rocks.

引證標本

ILAN: Nanhutashan, Ying 2058. HSINCHU: Tapachienshan, Sasaki s. n. 1932. NANTOU: Hohuanshan, Ying 1147; Nengkaoshan, Sasaki s. n. 1929. CHIAYI: Mt. Morrison, Ying 1378.

引用文獻

• YING, SHAO-SHUN, Flora of Taiwan, second edition 2: 351. 1996.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)