生活型

herb

形態特徵

• Culms annual, erect, to 30 cm tall; stem long tomentose.
• Leaf sheath long tomentose; ligule ca. 0.8 mm long, membranous; blade linear, ca. 5 cm long.
• Inflorescence spike-like with few spikelets; or a panicle. Lower glume elliptical, ca. 6 mm long, tomentose, 7-veined. Upper glume ovate, ca. 7 mm long, tomentose, 9-veined. Lemma obovate, ca. 8 mm long, 7-veined, apex bifid, tomentose, with one awn; awn arising from 1/5 of apex, 7-8 mm long. Palea oblong, ca. 6.5 mm long, 2-keeled, apex obtuse and ciliate; keels strigose and hispid.
• Caryopsis oblong, ca. 6 mm long, base caudate, adnate with lemma and palea when mature.

分布

• 台灣 : it occurs at the entrance of Li-Guan Tunnel.
• 世界 : North America and Europe.

引證標本

Kaohsiung Co.: Tau-yuan Hsiang. Li-Guan tunnel, M.-J. Jung, x061003, x061004 (NCKU).

參考文獻

• Ming-Jer Jung, Gwo-Ing Liao and Chang-Sheng Kuoh, Taiwania 51(2): 132. 2006.