生活型

herb

形態特徵

• Perennial herb; rhizome erect to ascending, rather stout; stem up to 60 cm high, slender, procumbent to ascending or erect, often rooted at lower nodes.
• Leaves 1.2 –3.5 cm long, 1.5–6 cm broad, broadly hastate, sometimes ovate or orbicular, broadly and deeply to shallowly cordate at base, with prominent basal lobes, usually converging, cuspidate to obtuse at apex, crenulate on the margin, glabrous or sparsely pubescent on both surface, herbaceous, sometimes thicker; petioles 1–14 cm long, slender; stipules of the radical leaves brown, membraneous, lanceolate, acute, slightly serrate, 6–10 mm long, 1–2 mm broad; stipules of the cauline leaves green, 4–14 mm long, 1–5 mm broad, prominent and sometimes leaf-like, lanceolate to oblong-lanceolate, acute, slightly dentate to almost entire, glabrous.
• Flowers small, ca. 1–1.5 cm across, white to pale purple, with darker veins; peduncles 2–15 cm long, slender; sepals 3–5 mm long, 1–1.5 mm broad, lanceolate, acute, entire, glabrous; appendage ca. 1 mm long, rounded, glabrous; petals oblong to oblanceolate, lateral ones bearded, the basal shortest, emarginate at apex; spur 1–2 mm long, equalling or slightly exceeding calycine appendages, cylindrical, obtuse; styles 1.2–1.4 mm long, geniculate at base, clavate distally, with rounded marginal lobes at apex and conspicuously anterior stigmatic beak.
• Capsules 5–10 mm long, oblong, glabrous. Seeds ovoid, ca. 1.2–1.4 mm long with inconspicuous elaiosome.
• Chromosome number n=12.

分布

• 世界 : India, N. Burma, S. China, Indochina, Sumatra, Java, the Philippines, Moluccas, New Guinea.

引證標本

TAIPEI: Yangmingshan, Huang 9322); Chishingshan, Wang 3554. ILAN: Shuanlienpei, Wang 5066. TAOYUAN: Yangmei, Wang 4143; HSINCHU: Simada s. n. 1910; MIAOLI: Sasaki s. n. 1910; TAICHUNG: Lishan, Wang 4303b. NANTOU: Sun-Moon Lake, Kudo & Sasaki 15640 (Type of V. verrucunda form. hensoaensis, TAI!).

引用文獻

• WANG, JENN-CHE and HUANG, TSENG-CHIENG, Flora of Taiwan, second edition 3: 810. 1993.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)