Citation: M. Curtis, Boston J. Nat. Hist. 1:135 (1837).

Synonymy: C. tribuloides sensu J. Black, Fl. S. Aust. 76 (1943), non L.; Permisetum pauciflorus Benth., Bol. Voy. H.M.S. Sulphur 56 (1844).

Common name: Spiny) burr grass.

Description:
Perennial, but flowering in the first year; culms erect or ascending from a decumbent base, 25-100 cm high, freely branched; leaf blades usually folded, sometimes flat, c. 2.7 mm broad; ligule a ciliate rim.

Spike 1-10 cm long, more or less dense; involucre 3-7 mm diam. (excluding the spines), glabrous to densely pubescent, the base glabrous; spines spreading or reflexed, broadened at the base, flat, the lower ones sometimes obsolete and represented by tubercles or callosities, the upper few rarely more than 5 mm long; spikelets 1-3 in each involucre, 5-7 mm 1ong.

Published illustration: Gardner (1952) Flora of Western Australia l:pl. 83c & 84c; Parsons (1973) Noxious weeds of Victoria, figs 135-137.

Distribution:    All mainland States except the ?N.T.   Native to North and South America. Conservation status: naturalised Flowering time: Jan. — March.

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