Ischaemum australe R.Br. APNI* 
Description: Caespitose rhizomatous perennial to 1.2 m high.
Leaves with sheath ± glabrous; ligule c. 2 mm long, hairy; blade 3–5 mm wide, glabrous.
Racemes 2, 4–8 cm long; internodes and pedicels angular, hairy on the angles. Sessile spikelets 6–7 mm long. Lower glume 2-keeled with narrow wings on the keels, c. 7-nerved; upper keeled with a narrow wing on the keel, 7-nerved. Lower lemma a little shorter than the glumes, 3-nerved, male, the palea almost as long as the lemma; upper female or bisexual, deeply lobed, the awn c. 8–10 mm long. Pedicellate spikelet similar to the sessile or male only but the lower glume unequally winged and the awn of the upper lemma shorter.
Flowering: summer.
Distribution and occurrence: Grows in swamps or poor sandy soils near the coast.
NSW subdivisions: NC, CC
Other Australian states: Qld W.A. N.T.
Text by S. W. L. Jacobs & C. A. Wall
Taxon concept: Flora of NSW 4 (1993)
| | Key to the varieties | |
| 1 | Leaves, rachis internodes and pedicels glabrous | var. australe |
| Leaves, rachis internodes and pedicels hairy | var. villosum |
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