生活型

herb

形態特徵

• Stoloniferous annual herb with dense, simple or 2- to 3-branched stellate hairs; stems erect, 20–35 cm tall.
• Radical leaves simple, entire or rarely few-toothed, sessile, linear, 1.5–3 cm long, 3–5 mm wide, cauline leaves smaller, sessile, 1–1.5 cm long, 1–2 mm wide.
• Flowers in terminal racemes or compound racemes, white or more or less purplish; bracts absent; pedicels ca. 5 mm long; sepals shorter, green, sparingly hairy, 3–5 mm long, 1–2 mm wide; petals oblanceolate, 7–8 mm long, 2–3 mm wide, glabrous, clawed.
• Siliques flat, ascending to spreading, 5–6 cm long, ca. 1 mm wide, glabrous; seeds minute, more than 20.

分布

• 台灣 : In the central mountains at high altitudes.

引證標本

ILAN: Nanhutashan, Ying 2022. NANTOU: Hohuanshan, Ying 1134. CHIAYI: Mt. Morrison, Lai 1757B; Tungpu, Ying s. n. 1972.

引用文獻

• YING, SHAO-SHUN, Flora of Taiwan, second edition 2: 746. 1996.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)