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Electronic Flora of South Australia
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Electronic Flora of South Australia species Fact Sheet

Family: Cyperaceae
Cyperus tenellus

Citation: L.f., Suppl. 103 (1782).

Synonymy: Not Applicable

Common name: Tiny flatsedge.

Description:
A small slender annual, to 8 cm high, with solitary or tufted setaceous stems; leaves setaceous, much shorter than the stems; bracts 1 or 2, setaceous, the lower appearing as though a continuation of the stem, shorter or longer than the spikelets.

Spikelets 1-4 in a single digitate cluster, 8-24-flowered, usually pallid or stained brown, oblong or lanceolate, 4-9 mm long, 2-2.5 mm wide; rhachilla not winged; glumes fairly dense but spreading, obtuse and pratically pointless, with several nerves and a prominent incurving keel, c. 1.75-2 mm long; style 3-branched.

Nut ellipsoid or somewhat obovoid, acute, cuneate to the narrow base, 0.8-1 x c. 0.6 mm, triquetrous with concave sides, light-brown to brown, covered with a very faint glistening,transparent reticulate-papillose layer, the circular base lighter or brown, tip brown at the base of the style, slightly more than half as long as the glume.

Distribution:  Grows mainly on damp, especially sandy ground.

  All States except the N.T. and Qld.   New Zealand; native to South Africa and possibly naturalised to Australia.

Conservation status: native

Flowering time: Sept. — Jan.


SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia

Biology: No text

Author: Not yet available


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