Family: Cyperaceae
Schoenoplectus pungens
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:
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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.
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Conservation status:
native
Flowering time: usually Oct. — March.
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SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia
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Biology:
No text
Author:
Not yet available
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