生活型

herb

形態特徵

• Stems much-branched, tufted, interlaced, to 20 cm tall.
• Leaves narrowly oblong to linear-oblanceolate, 2–5 mm long, 1–2 mm wide, apex obtuse, base semiamplexicaul.
• Calyx 5-ribbed, 1.5–2.5 mm long in flower, 2–3 mm long in fruit; lobes 0.3–0.5 mm in flower, 0.5–0.8 mm in fruit, ciliate. Corolla ca. 2 mm long.
• Capsule ellipsoid, enclosed within the persistent calyx, 1–2 mm long.

分布

• 台灣 : in swampy areas, wet roadsides and rice fields at low elevations.
• 世界 : Tropical and subtropical regions of Asia and Australia.

引證標本

TAIPEI: Kungliao, Huang 3061. TAOYUAN: Tachuang, Huang & Huang 13529.

參考文獻

• LIU, Ho-Yih. 1998. Flora of Taiwan, second edition 4: 612. (Fl. Taiwan 2nd edit.)