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Acacia inops

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Acacia inops Maiden & Blakely, J. & Proc. Roy. Soc. W. Australia 13: 4; pl. 3, figs 6–11 (1928)

Scrambling shrub with weak, filiform branches. Branchlets green, glabrous, infrequently subglabrous. Stipules 1–2 mm long. Phyllodes rather distant, sessile, narrowly triangular, deflexed, 5–7 mm long, 0.5–1 mm wide, with unequal base, pungent, glabrous; midrib central; lateral nerves absent; gland on a short, blunt spur near base of phyllode. Inflorescences simple, 1 per axil; peduncles 3–5 mm long, slender, glabrous; heads globular, 5–9-flowered, cream to white. Flowers 4-merous; sepals 1/4–1/2-united, with lobes triangular. Pods and seeds not seen.

Restricted to near Margaret R., south-western W.A. Grows along watercourses and in swamps.

Distinguished from other members of the ‘ A. horridula group’ by its very weak, filiform branches and narrow, deflexed phyllodes and, except A. hastulata , glabrous peduncles fide B.R. Maslin, Nuytsia 2: 277 (1978). The unusual habit of this species is sometimes found in A. uliginosa .

Type of accepted name

Karridale-Vasse, W.A., Oct. 1898, A.Lea ; holo: NSW; iso: K, MEL, PERTH.

Illustrations

J.H.Maiden & W.F.Blakely, J. & Proc. Roy. Soc. W. Australia 13: pl. 3, figs 6–11 (1928); B.R.Maslin, Nuytsia 2: 276, fig. 4 (1978).

Representative collections

W.A.: Osmington, Margaret R. district, R.D.Royce 3913 (CANB, MEL, PERTH).

(BRM)

WATTLE Acacias of Australia CD-ROM graphic

The information presented here originally appeared on the WATTLE CD-ROM which was jointly published by the Australian Biological Resources Study, Canberra, and the Department of Parks and Wildlife, Perth; it was produced by CSIRO Publishing from where it is available for purchase. The WATTLE custodians are thanked for allowing us to post this information here.

Page last updated: Thursday 22 June 2023