Acacias of Australia

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Acacia paula Tindale & S.Davies




Occurs on the Mitchell Plateau in north-western W.A.


Subshrub, prostrate or semiprostrate, with numerous small branches arising from subterranean rootstock. Branchlets ±angular, virgate, green and lenticellate between brown (usually resin-crenulated) ridges, glabrous or sparsely pubescent. Phyllodes linear, straight, 4–15 cm long, 0.8–3 mm wide, flat, slightly resinous, with 1 or 2 excentric more prominent longitudinal nerves; minor nerves parallel, not regularly conspicuous; basal gland inconspicuous. Spikes 4–12 mm long, densely flowered, shortly cylindrical to ±obloid, yellow. Flowers 5-merous; calyx 0.8–1.3 mm long, dissected to 1/4–1/3; sepals thick, with distinct midrib, fimbriolate and sparsely pilose; corolla 1.7–2 mm long, dissected to ±1/2, with prominent midrib, glabrous, viscid; ovary glabrous or with tomentum near apex. Pods linear, almost flat, ±straight, slightly curved at apex, 4–5.5 cm long, 3.5–4.5 mm wide, tapered at base and apex, light brown. Seeds ±oblique, elliptic, dorsiventrally flattened, c. 4.2 mm long, very dark brown; pleurogram surrounded by slightly paler halo; funicle scarcely folded, pale.


Flowers Feb., Mar. & June; fruits June.


Grows on laterite, sometimes over basalt, in low open forest with Corymbia confertiflora.


W.A.: c. 1 km E of old Amax Camp, Mitchell Plateau, C.R.Dunlop 6919 & M.Gallen (BRI, DNA, MEL, NSW, PERTH); 0.5 km NE of Amax Basecamp, Mitchell Plateau, K.F.Kenneally 7106 (NSW, PERTH).


Few specimens of this taxon have been examined, and further field studies are necessary.

FOA Reference

Data derived from Flora of Australia Volumes 11A (2001), 11B (2001) and 12 (1998), products of ABRS, ©Commonwealth of Australia


Dr M.D.Tindale and Dr P.G.Kodela with the assistance of M.Bedward, S.J.Davies, C.Herscovitch, D.A.Keith and/or D.A.Morrison