Family: Cyperaceae
Schoenus breviculmis
Citation:
Benth., Fl. Aust. 7:364 (1878).
Synonymy: S. tepperi F. Muell, Fragm. Phyt. Aust. 11:106 (1880); S. breviculmis Benth. var. tepperi (F. Muell.)Kfik., Reprium nov. Spec. Regni veg. 44:99 (1938).
Common name: Matted bog-rush.
Description:
Dwarf densely matted rhizomatous perennial; leaves often c. 5 cm high, dense, much longer than the culms which are hidden, flat or subulate, dilated at the base into a short open sheath, the outer leaves often reduced to linear acute scales, sheaths glabrous.
Inflorescence terminal, usually consisting of 1 or 2 spikelets subtended by 2 or 3 leaf-like floral bracts; spikelets lanceolate, c. 10 mm long, purplish-brown, 1- or 2-flowered; bracts glume-like, with a subulate point, glabrous; glumes narrow, thinly membranous, almost hyaline, with a prominent acute keel; staminal filaments less than 5 mm long; hypogynous bristles 0.
Nut obovoid to nearly globular, c. 1.1 x 1 mm, very slightly 3-angled or almost not, straw-coloured and brown spotted with black, tuberculate and often minutely hispid, about a fifth of the length of the glume.
Distribution:
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S.Aust.: EP, MU, YP, SL, KI, SE. W.Aust.; Vic.(rare).
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Conservation status:
native
Flowering time: throughout the year.
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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:
S. breviculmis and S. tepperi may be separable if only at varietal level.
Author:
Not yet available
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