Acacia brassii Pedley, Contr. Queensland Herb . 15: 6 (1974)
Tree to 10 m high. Juvenile plants white- and rusty-pubescent. Bark longitudinally furrowed, grey to dark brown. Branchlets flattened towards apices, dark red or brown, slightly pubescent or glabrous; ridges conspicuous, scurfy. Phyllodes lanceolate or narrowly ovate, narrowed at both ends, flat, falcate, 13–19 cm long, 17–28 mm wide, coriaceous, glabrous (softly hairy and scurfy when young), with 3 prominent nerves separate to base and very close to abaxial margin near base (with a subprominent nerve inbetween these and between the outer prominent nerves and margin), the minor nerves longitudinal, often inconspicuous, 9 or 10 per mm, anastomosing. Spikes 3–5 cm long, golden. Flowers 5-merous; calyx 0.6–0.8 mm long, dissected almost to base, densely hairy; corolla 1–1.2 mm long, dissected to 1/2, slightly hairy; ovary pubescent. Pods linear, moniliform, terete, 4–13 cm long, coriaceous-crustaceous, longitudinally striate, glabrous or slightly pubescent, waxy. Seeds longitudinal, depressed cylindrical, 2.8–3.7 mm long, brown, with paler, greyish, open areole; pleurogram with halo.
Very common in the Cape York Penin., Qld, N of c. 15S, along watercourses and in association with Melaleuca viridiflora on deep sandy soils. Flowers late June to July.
Details of ecology, utilisation, etc. of A. brassii are given in J.W.Turnbull (ed.), Multipurpose Austral. Trees & Shrubs 114 (1986).
Type of accepted name
Wenlock R., 60 miles [96 km] NNW of Coen, Qld, 1 July 1968, L.Pedley 2741 ; holo: BRI; iso: NSW.
Synonymy
Racosperma brassii (Pedley) Pedley, Austrobaileya 2: 345 (1987). Type: as for accepted name.
Representative collections
Qld: Coen–The Archer, I.B.Armitage 1167 (NSW); 98 km S of Cape York, L.J.Brass 19563 (BRI, NSW); 27.5 km NE of Coen on Kennedy road, R.G.Coveny 7046 & P.Hind (A, AD, BRI, CANB, K, L, MEL, NSW, PERTH, TL, US); 0.6 km E of Wenlock R., R.G.Coveny 7081 & P.Hind (B, BRI, CANB, K, L, MEL, NSW, NU, P, UC, US); Pascoe R., P.Hind 1083 & C.K.Ingram (MEL, NSW).
(NSW)
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.
