Sporadanthus strictus (R.Br.) B.G.Briggs & L.A.S.Johnson
Telopea 8:30 (1998)

Conservation Code: Not threatened
Naturalised Status: Native to Western Australia
Name Status: Current

Brief Description
Grazyna Paczkowska, Thursday 11 August 1994

Rhizomatous, robust perennial, herb (sedge-like), 0.3-1 m high. Swampy black sand or clay. Seasonally wet swamps.


Beard’s Provinces: South-West Province.

IBRA Regions: Jarrah Forest, Warren.

IBRA Subregions: Southern Jarrah Forest, Warren.

Local Government Areas (LGAs): Albany, Augusta Margaret River, Denmark, Manjimup, Nannup, Plantagenet.

Scientific Description
C. Hollister and K.R. Thiele, Friday 1 September 2017

Rhizomes tufted, glabrous. Basal sheath glabrous, dull, striate. Culms flattened, internal structure (at base of culm) hollow, glabrous, striate, marbled, not fasciculate. Culm 330-860 mm long. Sheaths (including blade) spreading, dull, not striate, glabrous, margins translucent. Apex elongated, glabrous. Dioecious (with separate male and female plants). Male and female inflorescences similar, posture (male inflorescences only) More or less erect, Culms unbranched below the inflorescence. Female spikelet 5-10 mm long. Subtending bract glabrous, margins firm and opaque, Apex acuminate to attenuate. Outer bract 2.8-4 mm long. Perianth glabrous. 2.8-3 mm long. Inner bracts 2-4 mm long, glabrous, margins firm and opaque, Apex acuminate to attenuate. Style three (or three-branched). 1.5-2 mm long. Fruit trilocular (capsule). Flowering Time October (?). Botanical Province South-West, IBRA Bioregions Jarrah Forest or Warren. Conservation Code Priority One (P1).