Citation: Palla, Bot. Jb. 10:299 (1889).

Synonymy: Scirpus pungens Vahl, Enum. Pl. 2:255 (1805/6); Scirpus americanus sensu Jessop in J. Black, Fl.S. Aust. 296 (1978), non Pers.

Common name: American club-rush, sharp-leaved rush.

Description:
Rhizome creeping; stems rather stout, acutely triquetrous, 30-60 cm high; leaves basal, with long sheaths, shorter than the stems.

Spikelets 1-5, in an apparently lateral head, reddish-brown, ovoid, 6-10 mm long, the solitary involucral bract appearing as though a continuation of the stem, c. 3-6 cm long; glumes mucronate from a more or less distinct notch, broad and thin; stamens 3; style branches 3; hypogynous bristles 6, as long as or shorter than the nut.

Nut ohovoid, acute, long-cuneate to the wide base, c. 3 x 1.8-2 mm, plano-convex, grey to chestnut-brown, smooth, shiny or not, more than half as long as the glume.

Distribution:  Grows in fresh and brackish water. S.Aust.: LE, FR, EA, EP, NL, MU, SL, SE.   W.Aust.; Vic.   New Zealand; Europe and the Americas. Conservation status: native Flowering time: usually Oct. — 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