生活型

herb

形態特徵

• Annual herbs. Stems usually branched, 4–8 cm long tall.
• Leaves aristate-acuminate at apex, margin slightly scabrous; radical leaves lanceolate or ovate, ca. 2 cm long, 7–8 mm long wide; cauline leaves almost same as radical leaves in shape but smaller, 5–10 mm long, 3–4 mm long wide.
• Flowers pedicellate, solitary on terminal branches; pedicels 2–4 mm long, calyx tube campanulate, 3.5–5 mm long, costae 5, slightly scabrous ; calyx lobes 5, linear, 1.5–2.5 mm long, with obscurely erose costae; corolla tubular-campanulate, yellowish white or white, with yellow spots in middle, 1.2–1.6 cm long, plicae ovate-triangular. Anthers pink or light red, 1.5–2 mm long, filaments 6–8 mm long. Ovary stipitate, ovoid-ellipsoid to narrowly ovoid, 6–7 mm long.
• Capsules obovoid, ca. 6 mm long. Seeds ovoid, with minute longitudinallyly reticulate striae, ca. 0.7 mm long.

分布

• 台灣 : frequently in shaded grasslands and on roadsides in the northern part of the central mountain range from 1,600 to 2,200 m in elevation.

引證標本

HSINCHU: Yuanyanghu, Chen 1707 (Holotype, TNU; isotype, HAST). MIAOLI: Kuanwu, Chen 801. ILAN: Taipingshan, Chen 1657, Yang 10774.

參考文獻

• WANG, Jenn-Che, CHEN, Chih-Hsiung, LU, Chang-Tze and CHEN, Ya-Chi, Flora of Taiwan, second edition 4: 162. 1998.  (Fl. Taiwan 2nd edit.)