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Electronic Flora of South Australia species Fact Sheet

Family: Cyperaceae
Schoenus tenuissimus

Citation: Benth., FI. Aust. 7:365 (1878).

Synonymy: Chaetospora tenuissima F. Muell. ex Hook. f., Fl. Tasm. 2:81 (1858), nom. illegit.

Common name: Slender bog-rush.

Description:
Rhizome creeping, horizontal, thick, with shining purplish-brown scales; stems close together but not in a linear series, slender, rigid, 10-20 cm high, c. 0.5 mm thick, angular-striate; leaves reduced to basal mucronate glabrous sheaths, oblique at the orifice.

Spikelet solitary, terminal, erect or nearly so, oblong-lanceolate, 10-11 mm long, with a short more or less glumelike bract and 1 fertile flower; glumes a dark purplish-brown, margins glabrous, 3 or 4 lowest empty; hypogynous scales 6, broad and thick.

Nut obovoid-pyriform, obtuse, cuneate to a long stipe, c. 3.5 x 2 mm, trigonous by longitudinal obtuse ribs, sides convex, light- to chestnut-brown, smooth, rather dull; scales broad-lanceolate, concealing the stipe, straw-coloured, about a third of the length of the nut.

Distribution:    Vic.; Tas. S. pachylepis S.T. Blake of Qld and N.S.W. may belong to this species.

Conservation status: native

Flowering time: Jan., June and Oct.


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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