生活型

herb

形態特徵

• Rhizome erect, short. Culms slender, 15-30 cm tall.
• Blade narrowly linear, conduplicate, 10-20 cm long, 2.5-5 mm wide, glabrous, obtuse; sheath subcompressed, mouth of sheath ciliate; ligule very short, truncate, ca. 0.6 mm long.
• Inflorescence a spike of ca. 6 cm long, 2 mm wide, erect. Spikelets alternate on rachis of 4.5-5 mm long; upper spikelet completely reduced, pedicel fused to joint of rachis. Lower glume coriaceous, broadly elliptic-ovate, as long as spikelet, dorsally wrinkled, distinct and narrowly winged, 7-nerved, internerves deeply pitted; upper glume broadly ovate, hyaline, ca. 4 mm long, acute, 3-nerved; lower lemma elliptic, ca. 3 mm long; lower palea bifid, ca. 1.4 mm long; upper lemma and palea elliptic, ca. 3 mm long.

分布

• 台灣 : known only from the southernmost littoral region.

引證標本

PINGTUNG: Oluanpi, Hsu 511.

參考文獻

• HSU, Chien-Chang, Flora of Taiwan, second edition 5: 581. 2000.  (Fl. Taiwan 2nd edit.)