生活型

herb

形態特徵

• Annual herbs, 15–30 cm tall; stems erect or decumbent, simple or branched, branches glabrate or pubescent.
• Leaves petiolate to sessile, ovate to oblong-ovate, 2–5 cm long, 8–25 mm wide, apex acute to obtuse, base cordate to truncate, margins serrate, sparsely pubescent; petiole 10–15 mm long.
• Flowers solitary and axillary, or in few-flowered terminal racemes; pedicel 5–7 mm long. Calyx 5-ribbed, 5–10 mm long in flower, 12–20 mm long in fruit, pubescent; bracteoles linear-lanceolate, 3–7 mm long. Corolla yellow with purple spots in throat, 1–2.5 cm long, glabrous. Anterior filaments spurred near base.
• Capsule oblong-lanceoloid, 8–15 mm long.

分布

• 台灣 : in fields and woods at low elevations.
• 世界 : India, Myanmar, Indochina, southern China, and Malesia.

引證標本

TAIPEI: Hsiengiyen, Huang & Yang 434; Toutingli, Kuo 10095. NANTOU: Kuantaochi, Hsieh 1478; Puli, Hsu 4616. PINGTUNG: Litingshan, Huang et al. 16151.

引用文獻

• LIU, Ho-Yih, Flora of Taiwan, second edition 4: 629. 1998.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)