生活型

herb

形態特徵

• Annual herbs. Stems erect or usually 2–3-branched in upper part, brown to purplish brown, to 13 cm long tall.
• Leaves aristate-acuminate at apex, costae prominent on ; radical leaves ovate, 1–1.1 cm long; cauline leaves widely ovate, 3–6 mm long.
• Flowers pedicellate, solitary and terminal; calyx tube campanulate, ca. 4 mm long; calyx lobes 5, triangular, 3–4 mm long, acuminate at apex; corolla light blue or blue, tubular-campanulate, 1.1–1.2 cm long. Anthers ca. 1.5 mm long. Ovary short-stipitate, ovoid-ellipsoid to narrowly ovoid, 4–6 mm long, gynophore ca. 2 mm long, style ca. 2 mm long.
• Capsules obovoid, 5–6 mm long. Seeds ovoid, with minute longitudinallyly reticulate striae, ca. 0.8 mm long.

分布

• 台灣 : on semishaded moist slopes and exposed rocky slopes in the northeast part of the island. Only found in the eastern part of the central mountain range at 1,500–2,400 m. Rare.

引證標本

HUALIEN: Tienchang cliffs, Nangen s. n. 1940 (Holotype, TAI); Chingshuishan, Chen 930, Shimizu 12535; Tzuen, Chen 2025.

參考文獻

• WANG, Jenn-Che, CHEN, Chih-Hsiung, LU, Chang-Tze and CHEN, Ya-Chi, Flora of Taiwan, second edition 4: 173. 1998.  (Fl. Taiwan 2nd edit.)