Citation: Raynal, Ariansonia 16:139 (1976).

Synonymy: Scirpus dissachanthus S.T. Blake, Victorian Nat. 63:116 (1946).

Common name: Club-rush.

Description:
Annual, to 30 cm high; culm tufted, straight or curved, compressed-trigonous, closely striate-ribbed, glabrous, less than 1 mm thick, sometimes with a single node shortly above the base; leaves usually reduced to sheaths, lamina rarely to 6 cm long and setaceous; bract 1, erect, to 9.5 cm long.

Spikelets 1-3 in a cluster, sessile, yellowish or greenish-yellow, oblong, cylindrical, obtuse, usually 7-10 mm long, many-flowered; glumes closely appressed, cuspidulate, very thinly membranous with broadly hyaline sides, broadly but shallowly keeled in the upper part; stamens 2; style 2-fid; hypogynous bristles 6, minutely scabrous or smooth, as long as or shorter than the nut.

Nut suborbicular or somewhat obovoid, 1-1.3 mm long and wide, unequally biconvex, closely and prominently undulate-ridged transversely, brown, dull, more than half as long as the glume.

Published illustration: Cunningham et al. (1982) Plants of western New South Wales, p. 171.

Distribution:    All mainland States. Conservation status: native Flowering time: March — April (2 records).

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