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:
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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.
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Conservation status:
native
Flowering time: Sept. — Jan.
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SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia
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Biology:
No text
Author:
Not yet available
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