生活型

herb

形態特徵

• Perennial herbs, to 20 cm tall, covered with septate hairs; stems erect or procumbent at base, often tufted, puberulent.
• Leaves chartaceous, petiolate; petioles puberulent, 1–2 cm long; blades broadly ovate to cordate, 1.5–4 cm long, 1–3.5 cm wide, base obtuse to truncate, apex obtuse, margins crenate, puberulent, veinlets 4–5 pairs.
• Inflorescences a terminal raceme, to 8 cm long; foliaceous bracts small, obovate, puberulent and glandular hairy; corolla purple, tubular, 1.5–2 cm long, prominently geniculate at base, bilabiate. Pollen grains 3-colpate, subprolate, isopolar, 18–23×12–17 μm, tectum finely reticulate with microperforae.
• Nutlets ellipsoid, 1.3×1.0 mm wide, coat with umbrella-like elevated tubercles; hilum ca. 1/3 as long as seed.
• Chromosome number 2n = 26.

物候

Flowering time from September through the following April.

分布

• 台灣 : northern and central areas below 2,400 m.
• 世界 : eastern Asia and western Siberia.

引證標本

TAIPEI: Pinlin, Huang 7963; Shihting, Huang 10371; Tatunshan, Huang 9073. ILAN: Lotung, Sasaki s. n. 1928. TAOYUAN: Palin, Cheng 649. HSINCHU: Tachienshan, Yang 1598, Hsienchiaoshih, Hsieh 858. MIAOLI: Mt. Santou, Huang 8792. TAICHUNG: Derchi, S. S. Ying s. n.. 1990 (Type of S. taiwanense S. S. Ying, NTUF!); Kukan, Huang 10325; Shunkuan, Huang & Hsieh 7303. NANTOU: Chitou, Huang 9. HUALIEN: Tiensiang, Hsu 492; Yenhai logging trail, Wang 7613.

參考文獻

• HUANG, Tseng-Chieng, HSIEH, Tsung-Hsin and CHENG, Wu-Tsang, Flora of Taiwan, second edition 4: 432. 1998.  (Fl. Taiwan 2nd edit.)
• Huang and Cheng, Flora of Taiwan 4: 521. 1978.  (Fl. Taiwan)