Chaetospora turbinata R.Br. APNI* Synonyms: Schoenus turbinatus (R.Br.) Roem. & Schult. APNI*
Description: Tufted perennial.
Culms erect, rigid, terete, often grooved, smooth, nodeless, 14–40 cm long, 0.6–1.7 mm diam.
Leaves with blade to 16 cm long, slightly curly; sheath straw-coloured with broad hyaline margins, striate, shining; mouth glabrous; ligule absent. Inflorescence elongated-head-like, erect, 0.6–1.4 cm long; 2–4 involucral bracts exceeding inflorescence, to 8 cm long. Spikelets narrow-ovate, acute, 1-flowered, 5.5–7 mm long. Glumes 5–8, lowest 3–5 empty, ovate, long narrow-acute, pale red-brown, dull, with margins ciliate to glabrous; fertile glumes 4.5–6 mm long. Bristles 6, plumose, about as long as nut. Stamens 3; anthers 1.8–2.5 mm long.
Nut trigonous, obpyriform to obovoid, 1.3–2.0 mm long, 1.0–1.4 mm diam., 3-ribbed, faintly reticulate, minutely scabrous to tuberculate near apex, dull, grey to red-brown.
Flowering: spring–summer.
Distribution and occurrence: Grows in open woodland and heath on sandy soils in coastal areas south from Wooli, extending inland to Blue Mtns.
NSW subdivisions: NC, CC, SC, NT, CT
Other Australian states: Vic. Tas.
Text by K. L. Wilson (1993 as Schoenus turbinatus); edited KL Wilson (Oct 2020) Taxon concept: Flora of NSW 4 (1993)
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