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FOC | Family List | FOC Vol. 23 | Cyperaceae

16. Courtoisina Soják, Cas. Nár. Muz. Praze, Rada Prír. 148: 193. 1980.

翅鳞莎属 chi lin suo shu

Authors: Lun-Kai Dai, Gordon C. Tucker & David A. Simpson

Courtoisia Nees, Linnaea 9: 286. 1834, not L. Marchand (1830); Indocourtoisia Bennet & Raizada, nom. illeg. superfl.; Pseudomariscus Rauschert, nom. illeg. superfl.

Herbs, annual or short-lived perennial. Roots fibrous. Culms scattered, with leaves basally. Leaves basal, 3-ranked; ligule absent. Involucral bracts several, leaflike, usually longer than inflorescence. Inflorescence a compound anthela; rays unequal in length, with several ± short raylets. Spikes at apex of ray or raylet, globose, with numerous spikelets. Spikelets densely arranged, each 1- or 2-flowered; rachilla articulate near base, deciduous at articulation when mature. Glumes distichous, persistent on and deciduous with rachilla, basalmost without a flower, remaining ones each with a bisexual flower, keel broadly winged. Flowers without hypogynous bristles or scalelike perianth parts. Style base not swollen, deciduous; stigmas 3. Nutlet 3-sided, one side toward rachilla.

Three species: Africa, Asia, Indian Ocean islands, Madagascar; one species in China.

Lower Taxon


 

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