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Acacia aphylla

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Acacia aphylla Maslin, Nuytsia 1: 320; 319, fig. 3, 320, fig. 4B & 330, fig. 9 (1974)

Leafless Rock Wattle

Divaricately branched shrub to 2.3 m high. Branchlets rigid, terete, very obscurely ribbed, smooth, glaucous, pruinose, glabrous, coarsely pungent. Phyllodes absent. Inflorescences simple, 1 per axil; peduncles 7–10 mm long, glabrous; heads globular, 20–30-flowered, bright light golden. Flowers 5-merous; sepals free. Pods linear, 3–9 cm long, 3–4 mm wide, coriaceous, faintly pruinose, glabrous. Seeds longitudinal, oblong, 4–4.5 mm long, subshiny, black, arillate.

Known only from one population in the Darling Ra. E of Perth and also from near Northam, south-western W.A. Gazetted a rare species in W.A. Confined to granite outcrops on hillsides, in open eucalypt woodland; sometimes growing from crevices within the granite.

Type of accepted name

Darling Ra. [precise locality withheld for conservation reasons], W.A., 4 Aug. 1970, B.R.Maslin 669a ; holo: PERTH; iso: B, CANB, K, MEL, NSW, NY, PERTH.

Illustrations

B.R.Maslin, op. cit. 319, fig. 1; M.Simmons, Acacias Australia 2: 17 (1988)

Representative collection

W.A.: near Northam [precise locality withheld for conservation reasons], S.Patrick 253 (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: Tuesday 11 September 2018