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Lepidosperma elatius Labill.
Family Cyperaceae
Lepidosperma elatius Labill. APNI*

Description: Tall, tufted perennial with short rhizome.

Culms rigid, erect, biconvex, or convex on 1 face and flat on the other, or margins flat with a central biconvex ridge, ± striate, glabrous, smooth, 70–180 cm high, 5–15 mm wide; margins scabrous.

Leaves ± flat, shorter than culms, 6–20 mm wide; sheath reddish, straw-coloured above, usually not viscid, ± shining. Inflorescence ovate to oblong in outline, with branches drooping, 18–65 cm long, 5–20 cm diam.; involucral bract shorter than inflorescence. Spikelets numerous, 3–7 mm long. Glumes 4–7, often mucronate, puberulous, red-brown; 1 or 2 lowest empty, shorter than fertile glumes, acute; fertile 3–6 mm long, acute to long-acute. Scales 6, a quarter to a third the length of nut, white to pale brown. Anthers 1.6–3.0 mm long, excluding appendage 0.3–0.5 mm long.

Nut ovoid to narrow-ellipsoid, 2.0–3.0 mm long, 1.3–1.5 mm diam., greyish to red-brown, smooth, shining.


Flowering: Spring–summer.

Distribution and occurrence: Mainly in coastal ranges, extending inland to Parlour Mtn (NT) and the Blue Mtns.

Grows in damp areas in forest, often near rainforest.
NSW subdivisions: NC, CC, SC, NT, CT
Other Australian states: Qld Vic. Tas.
AVH map***

The text here covers two species, one of which is currently undescribed. True L. elatius is restricted to the SE corner of the State.

Text by K. L. Wilson (1993); edited KL Wilson (June 2014)
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.
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