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Genus Gymnoschoenus Family Cyperaceae

Description: Densely tufted perennials. Culms rigid, nodeless.

Leaves basal; blade rigid, flat or concave; ligule membranous and ciliate; sheath long-ciliate on upper margins.

Inflorescence a terminal, dense, globose head; involucral bracts leaf-like. Spikelets numerous, compressed, with 1 bisexual flower and a male one below it. Glumes 6–8, ± distichous, lowest few sterile and remaining with inflorescence when uppermost glumes and nut fall. Hypogynous bristles 2 or 3, filiform, antrorsely scabrous. Stamens 3. Style 3-fid.

Nut with the outermost layer loose, thin, easily removed.


Photo © ANBG

Distribution and occurrence: World: 2 species, endemic Australia. Australia: N.S.W., Vic., Tas., S.A., W.A.

Text by K. L. Wilson
Taxon concept:

One species in NSW: Gymnoschoenus sphaerocephalus

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