Olyra
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Authority
Mori, S. A., et al. 1997. Guide to the vascular plants of central French Guiana: Part 1. Pteridophytes, gymnosperms, and monocotyledons. Mem. New York Bot. Gard. 76: 1-422.
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Family
Poaceae
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Scientific Name
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Description
Genus Description - Caespitose, monoecious, perennial, herbaceous bamboos. Leaves with blade elliptical to ovate. Inflorescences paniculate, 1-many, from uppermost nodes of leafy culms, or borne on separate leafless culms (O. ecuadata). Spikelets 1-flowered; pistillate spikelets large, usually borne on clavate pedicels, the staminate spikelets small, borne on filiform pedicels. Pistillate spikelets with floret disarticulating from persistent glumes or sometimes the glumes falling first; glumes acute to long-awned, equal to unequal, many-veined, membranous, longer than floret; floret lanceolate to ovate, indurate, white, becoming dark at maturity, glabrous to pubescent. Staminate spikelets linear to lanceolate, hyaline, early deciduous, lacking glumes.