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Electronic Flora of South Australia species Fact Sheet

Cyperus gunnii

Citation: Hook. f., Fl. Tasm. 2:80 (1858).

Synonymy: Not Applicable

Common name: Flecked flat-sedge. (Cunningham et al. (1982) Plants of western New South Wales, p. 161.)

Description:
Densely tufted perennial, with a short woody rhizome; stems rather stout, rigid, rarely under 60 cm high, acutely triquetrous, smooth, c. 2 mm wide; leaves rather numerous, about as long as the stem, 3-5 mm broad, complicate, striate, with serrulate margins, the sheaths of the outer ones very broad and hardened; bracts similar to the leaves, 3 or 4, the two lowest very long (30-100 cm long).

Umbel compound, with 5-8 slender but rather short rays; spikelets numerous in dense clusters, brown or bright-brown, 8-14-flowered, linear or linear-lanceolate, 5-10 mm long, 1.5-2 mm wide, subcompressed; rhachilla scarcely winged; glumes not dense, at length spreading at the tip, rather obtuse in profile, keeled and strongly nerved on the sides, 2-2.7 mm long; style 3-branched.

Nut linear-oblong or very narrow-ellipsoid, acute, shortly cuneate to the wide base, 1.7-2 x c. 0.5 mm, trigonous, the angles rounded and sides flat to slightly convex, straw-coloured and with a very faint reticulatepapillose layer about two-thirds as long as the glume.

Distribution:    All States except W.Aust. and the N.T.

Conservation status: native

Flowering time: most times except winter.


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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