Isolepis marginata (Thunb.) A.Dietr. APNI*
Synonyms: Scirpus antarcticus auct. non L. APNI*
Description: Small tufted annual.
Culms filiform, to 10 cm high.
Leaves with blade shorter than culms, to 4 cm long. Spikelets 1–6 (rarely to 12) per inflorescence, 3–7 mm long; involucral bract erect or spreading, longer than spikelets. Glumes rather rigid, with stout midrib, sides shining with 4–6 conspicuous nerves, 1.5–2 mm long, straw-coloured, often with red-brown to blackish patches. Stamens 3. Style 3-fid.
Nut equally trigonous, obovoid to ellipsoid or broad-ellipsoid, angles subacute, about two thirds the length of glume, 0.8–1.2 mm long, 0.5–0.7 mm diam., minutely roughened or reticulate, ± shining, straw-coloured to dark brown.
Distribution and occurrence: Scattered in moist, often disturbed, situations. Native of S Afr.
NSW subdivisions: *CC, *SC, *CT, *ST, *CWS, *SWS, *SWP, *SFWP
Other Australian states: *Vic. *Tas. *W.A. *S.A.
Text by K. L. Wilson
Taxon concept: Flora of NSW 4 (1993)
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.