Lepidobolus quadratus B.G.Briggs & L.A.S.Johnson

Telopea 14:32, 35, Fig. 3 (2012)
Conservation Code
Priority Three
Naturalised Status
Native to Western Australia
Name Status

Rhizomatous, caespitose perennial, herb (sedge-like), 0.15-0.3 m high. Fl. brown/red, Aug to Sep. Lateritic gravel, grey/white sand. Dry kwongan.

Grazyna Paczkowska, Descriptive Catalogue, 11 August 1994

Scientific Description

Rhizomes tufted, glabrous. Basal sheath glabrous, glossy, striate. Culms square, internal structure (at base of culm) hollow, glabrous, striate, not marbled, not fasciculate. Culm 50-190 mm long. Sheaths (including blade) appressed throughout, dull, striate, hairy, margins not translucent. Apex elongated, hairy. Dioecious (with separate male and female plants). Male and female inflorescences distinctly dissimilar, posture (male inflorescences only) More or less erect, Culms unbranched below the inflorescence. Male spikelet 8.5-18 mm long. Subtending bract hairy, Outer bract 5.2-6.6 mm long, margins firm and opaque, Apex acuminate to attenuate. Perianth hairy. 3.5-6 mm long. Inner bract hairy, margins firm and opaque, Apex acute. Inner bract 2-5.4 mm long. Filament 4-4.5 mm long. Anther 1.2-2 mm long. Female spikelet 6.5-7.5 mm long. Subtending bract hairy, margins firm and opaque, Apex acuminate to attenuate. Outer bract 6.5-7 mm long. Perianth hairy. 4-6 mm long. Inner bracts 4.5-5.8 mm long, hairy, margins firm and opaque, Apex acuminate to attenuate. Style one, arising centrally from the ovary apex. 4.5-9.7 mm long. Fruit indehiscent (nut). Flowering Time August or September. Botanical Province South-West, IBRA Bioregions Geraldton Sandplain. Conservation Code Priority Three (P3).

C. Hollister and K.R. Thiele, 1 September 2017


IBRA Regions
Geraldton Sandplains.
IBRA Subregions
Lesueur Sandplain.
Local Government Areas (LGAs)
Carnamah, Coorow, Dandaragan.