生活型

herb

形態特徵

• Stems 18–50 cm long, ascending, often branched from base, basally procumbent, glabrescent, apically brownish puberulous.
• Normal leaves sessile or subsessile; blade oblique, ovate or ovate-oblong, 1.8–10.5 cm long, 0.6–3.5 cm wide, thinly herbaceous, adaxially sparsely puberulous, abaxial, veins sparsely puberulous, base cuneate on narrow side, rounded, subcordate, or cuneate on other side, margins indistinctly denticulate to serrate, apex acuminate; lateral veins 4–6 on narrow side, 5–10 on other side; reduced leaves ovate or narrowly ovate, 0.5–1.5 cm long.
• Cymes axillary, branched 2–3 times, 2–10-flowered; peduncle 0.8–4.5 cm, sparsely puberulous. Pedicel 0.5–1.6 mm long, sparsely puberulous. Calyx segments ovate, 2.5–3.5 mm long, 1.8–3 mm wide, glabrescent outside. Corolla white, glabrous outside, sparsely puberulous below lower lip inside, tube subtubular, 4–7 mm long, upper lip 1.5–2 mm long, lower lip 4–8 mm long. Filaments 2–2.5 mm long, puberulous; anthers 0.6 mm wide, slightly wideer than filaments; staminode 0.6 mm long. Gynoecium glabrous; ovary widely ovoid, ca. 1.2 mm long, apically 1-loculed, basally 2-loculed; stigma orbicular.
• Capsule subglobose, ca. 3.5–4 mm in diam., 2-valved. Seeds ovoid-ellipsoid, 0.2–0.3 mm long.

物候

Flowering July to August, fruiting August to September.

分布

• 台灣 : in ravines and on moist forest floors, 100 to 2,100 m.

引證標本

TAIPEI: Wulai, Sasaki s. n. 1915; Peichatienshan, Yang 700; Lalashan, Ying 6357. ILAN: Bonbonshan, Kao 5971; Taipingshan, Sasaki s.n. 1925; Shenmi Lake, Huang & Huang 13374; Chingshuishan, Liao 432. NANTOU: Honhongshan, Kao 6761; Chitou, Kao 7738; Nengkaoshan, Sasaki s. n. 1928. CHIAYI: Alishan, Price 923. HUALIEN: Soulanshan, Chuang & Kao 7078; Muhkwashan, Kao 4211; Luanshan, Huang 4259; Chingshuishan, Su & Liao s. n. 1978.

參考文獻

• LI, Zhen-Yu and KAO, Muh-Tsuen, Flora of Taiwan, second edition 4: 711. 1998.  (Fl. Taiwan 2nd edit.)