生活型

herb

形態特徵

• Perennial prostrate herbs, profusely branched; stems 8–20 cm long, often tufted, pubescent.
• Leaves thick chartaceous; petioles 1–3 mm long, pubescent, with 2 vascular bundles; blades ovate to broadly ovate, 5–12 mm long, 3–9 mm wide, apex acute, base obtuse to truncate, margins serrate, upper surface glabrous, lower surface glabrous except nerves scabrid, with glandular dots.
• Flowers in terminal or axillary verticillate cymes; bracts setaceous, 4–5 mm long, spreading long pilose on margin; pedicels 1.5–2 mm long, pubescent; calyx tubular, bilabiate, 6.5–7.5 mm long, spreading long pilose on nerves, otherwise densely short hairy; upper lip ca. 1.5 mm long, 3-lobed, lobes triangular, spreading pilose on margin; lower lip ca. 2.5 mm long, deeply bilobed, narrowly triangular, spreading pilose on margin; corolla 0.9–1.5 cm long, bilabiate; stamens 4, didynamous.
• Nutlets subglobular, 0.8–1.2 mm long, surface with shallow, well-defined ridges.
• Chromosome number 2n = 38.

分布

• 台灣 : Between 2,000 and 3,500 meters; along the roadside of mountainous areas in Taiwan.

引證標本

ILAN: Nanhutashan, Huang 775, Yamazaki et al. s. n. 1969. NANTOU: Tientsu to Nengkao, Huang 5795; Yunghai to Tienchiu, Huang 1193, Kao 5809*; Yuanfong, Hsieh 1473; Baiko to Wushe, Masam. 1357; Tsueifong to Hohuanshan, Hsu & Kuo 11075; Kwankao, T. Suzuki 13301. TAICHUNG: Nengkaoshan, Matzda s. n. 1919. CHIAYI: Tungpu to Paiyunshanchuang, Huang 4588, Chang 16397; Tatachia to Paiyun, Hsu 6233, 6264. KAOHSIUNG: Kwanshan, Chang 7578; Kuaikou, Hsieh 1490; Yako to Takwanshan, Yang s. n. 1992. TAITUNG: Takuanshan, Peng 11816, 11716; Tsuyun, Yamamoto 381; Tientsu to Yako, Huang 8952; Yakou, Hsieh 1495, 1496. HUALIEN: Hohuanshan, Sasaki s. n. 1936, Hsu 6043; Luanshan, Huang 4227, Hsu 3624, Kuo 6949, Chang 833; Chingsheishan, Nakamura 3750; Tienchang, Suzuki 1084, Sasaki s. n. 1929; Hoping, Huang et al. 5146; Nengkao, Suzuki 2030, Nengkao to Weishang, Suzuki s. n. 1929; Cilaishan, Sasaki s. n. 1929, Wang 1825; Chungyangchienshan, Suzuki 15070, Fukuyama & Suzuki 15154; Tayuling, Kao 7812; Tayuling to Hohuanshan, Hsu 3823, Kuo 7061; Hohuanshan, Hsieh 1474; Tsuen, Chuang & Kao 4392, Hsieh 1472.

引用文獻

• HUANG, Tseng-Chieng, HSIEH, Tsung-Hsin and CHENG, Wu-Tsang, Flora of Taiwan, second edition 4: 452. 1998.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)