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Electronic Flora of South Australia species Fact Sheet

Family: Cyperaceae
Isolepis congrua

Citation: Nees in Lehm., Pl. Preiss. 2:75 (1846).

Synonymy: Scirpus congruus (Nees)S.T. Blake, Proc. R. Soc. Qld 48:90 (1937); S. kochii Maiden & Betche, Proc. Linn. Soc. N.S.W. 33:318 (1908).

Common name: None

Description:
Very slender annual, mostly not higher than 5 cm; stems solitary or tufted, capillary; leaf blades about as wide as the stems, to 2 cm long or reduced to a point; bract suberect or spreading, 3-10 mm long, glume-like at the base.

Spikelets up to 4 but usually 2 or 3, pallid or pale-brown, oblong or ovoid, very obtuse, angular, mostly 3-4 mm long, rather few-flowered; glumes not densely packed, c. 1.5 mm long, the stout green keel running out into an acute erect or spreading point, the sides very thin but firm, nerveless, hyaline or stained with brown; stamen 1; style branches 3.

Nut orbicular-obovoid, truncate, or emarginate at the apex, shortly cuneate, c. 0.5 mm long and almost as wide, sharply triquetrous, the sides concave, silver-grey to red-brown, finely reticulate in longitudinal lines of a transparent more or less glistening layer, about half as long as the glume, not shining, c. 0.5 mm long and almost as wide.

Distribution:  S.Aust.: NW, GT, FR, EA, EP, NL, SL, SE.   W.Aust.; N.T.; N.S.W.; Vic.

Conservation status: native

Flowering time: recorded July, Sept. and Oct.


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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