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Electronic Flora of South Australia species Fact Sheet

Family: Cyperaceae
Eleocharis pusilla

Citation: R. Br., Prod. Fl. Nov. Holl. 225 (1810).

Synonymy: E. acicularis sensu J. Black, Fl. S. Aust. 92 (1922), non (L.) Roemer & Schultes. , Heleocharis acicularis

Common name: Small spike-rush.

Description:
Rhizomes capillary bearing tufts of capillary stems mostly 2-10 cm long; top of leaf sheaths hyaline or scarious, readily disintegrating.

Spikelet ovate to lanceolate, 2-7 mm long, few-flowered; glumes c. 2 mm long, ovate to obovate, obtuse or nearly so, membranous, keeled; stamens 3.

Nut narrowly obovoid, 0.7-1.1 x c. 0.5 mm, obscurely trigonous, each face with 3 or 4 vertical ribs and finely transversely tuberculate between, pale-straw-coloured, rather glistening; style base depressed-ovoid, constricted at the base to sometimes half its breadth, a third to half as wide as the nut and mostly a fifth to a quarter as long; bristles few, very slender, small or absent.

Published illustration: Cunningham et al. (1982) Plants of western New South Wales, p. 166.

Distribution:  Grows in wet places.

S.Aust.: NW, LE, GT, MU, SL, SE.   All States.   New Zealand.

Conservation status: native

Flowering time: Dec. — April.


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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