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Taiwan Gramineae | Family List | Poaceae

Enteropogon Nees, Intr. Nat. Syst. Bot. 448. 1836.

腸鬚草屬

Enteropogon dolichostachyus
leaf cs section

Credit: cs kuoh

Perennials; culms slender or stout, more or less compressed; ligule short. Blade scabrous or hairy. Inflorescence terminal, digitately arranged in 1-several spikes. Spikelets lanceolate, 1-2-flowered, the lower floret fertile, the upper floret staminate or reduced, sessile, arranged in 2 imbricate rows along one side of the rachis; rachilla articulating above the glumes, protruding and sometimes bearing a reduced floret; glumes membranous, 1-nerved, shorter or equal to the lowest lemma; lemma chartaceous, dorsally compressed, 3-nerved, 2-toothed at the apex, the midnerve protruding into a slender awn; callus soft hairy, blunt; palea equaling the lemma, 2-keeled.

About six species distributed in Africa, Madagascar, Seychelles, India, South China, Taiwan, Australia and Pacific Islands.

Two species are found in Taiwan.


KEY TO THE SPECIES

1 Spikes several, digitate and longer; spikelets about 5 mm long; plant about 1.5 m high   Enteropogon dolichostachyus
+ 1. Spike usually one, occasionally three; spikelets 4-4.5 mm long; delicate small grass   Enteropogon unispiceus

Lower Taxa


 

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