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Taiwan Gramineae | Family List | Poaceae

Alloteropsis Burm. f.

毛穎草屬

Alloteropsis semialata
specimen

Credit: cs kuoh

Annuals or perennials; culms erect or ascending, tufted. Leaf blade ovate-oblong or linear, glabrous or with tubercle-based hairs; ligule membranaceous, ciliate. Inflorescence composed of racemes, all digitately arranged; racemes secund, sometimes slightly branched. Spkelets falling as a whole, pedicelate, on one side of rachis, sometimes solitary, mostly in pairs, rarely more together, dorsally compressed, ovate-oblong, 2-flowered; glumes herbaceous; lower glume shorter than spikelet, acute, 3- veined; upper glume as long as spikelet, ovate, margins long-ciliate, 5-veined; lower lemma herbaceous, 5-veined; lower palea shorter, deeply 2-fid, broadly inflexed at base, adnate to base of upper lemma, 1- veined; upper lemma chartaceous, glabrous with broadly inflexed, hyaline margins, short-awned, 5- veined; upper palea chartaceous, entire, margins broadly inflexed at base, 2-veined, almost completely embraced by upper lemma; lodicules 2; stamens 3; styles 2, distant, stigmas exserted laterally. Caryopsis ellipsoid, plan-convex, hilum punctiform, basal. Five species, distributed in tropical regions of Africa and Asia. One species in Taiwan.

Five species, distributed in tropical regions of Africa and Asia. One species in Taiwan.

Lower Taxon


 

Related Objects  

Flora of China  
  • Alloteropsis.pdf
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