Acacia citrinoviridis Tindale & Maslin, Nuytsia 2: 86; 87, fig. 1, 90, fig. 3C & D, 91, fig. 4 (1976)
River Jam , Milhan , Wantan
Small tree 5–15 m high, initially a bushy shrub from 3 m. Bark fissured on stem and branches, grey. Branchlets with pale longitudinal ridges, red-brown, shiny. Young shoots densely clothed with iridescent citron-green hairs. Phyllodes linear or narrowly elliptic, flat, falcate, 8–16 cm long, 4–13 mm wide, coriaceous, densely sericeous to glabrescent, with prominent midvein and sometimes 2 lateral subprominent veins, the minor veins 7–10 per mm; gland basal or rarely way, small. Spikes 0.8–3.2 cm long, dense, bright yellow. Flowers 5-merous; calyx c. 0.9 mm long, dissected to base, the sepals linear-spathulate, villous; corolla c. 1.2 mm long, dissected to c. 1/2, densely villous; ovary densely villous. Pods linear to cultrate, straight, 2.5–12 cm long, 7–15 mm wide, hard, brittle, rugose, velvety with citron-green hairs (especially when young). Seeds longitudinal, broadly elliptic to circular (almost globose), dorso-ventrally flattened, 5–6.5 mm diam., black or dark brown; pleurogram surrounded by pale halo; areole elliptic, closed, cream-coloured to dark green; funicle filiform, cream-coloured.
Occurs in north-western W.A., bounded by the latitudes 21S and 26S. A line between Marble Bar and Wiluna represents the approximate eastern limit of this species. Usually found along creeks and rivers in sandy rocky beds, also grows in stony soils in open forests away from watercourses. Flowers Apr.–June.; fruits Apr.–Oct.
Similar to A. hamersleyensis .
Type of accepted name
Fortescue River crossing, E of Millstream HS, W.A., 11 June 1972, B.R.Maslin 2735 ; holo: PERTH; iso: CANB, K, L, MEL, NSW, NY, PERTH.
Illustrations
M.D.Tindale & B.R.Maslin, loc. cit.
Representative collections
W.A.: Mount Augustus Stn, J.S.Beard 6089 (NSW); Bedaburra Pool, Mount Gould Stn, R.J.Cranfield 5422 (NSW, PERTH); Tom Price, F.Lullfitz L6167 (CANB, K, NSW, PERTH); Nanutarra Bridge, Ashburton R. Crossing, NW Coastal Hwy, B.R.Maslin 2764 (AD, BRI, NSW, PERTH, US).
(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.
