Acacias of Australia

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Acacia dictyoneura E.Pritz.




Known only from drainages of the Pallinup and Fitzgerald Rivers as far N as Borden in south-western W.A.


Obconic shrub 0.7–1.5 m high. Branchlets sparingly appressed-puberulous, pilose or minutely so, viscid apically. Stipules persistent, narrowly triangular, 0.5–1 mm long, thickened. Phyllodes erect, obliquely oval or elliptic, 6–15 mm long, 4–9 mm wide, unequal at base, undulate, mostly obtuse or truncate, mucronulate, coriaceous, glabrous or sparsely hairy on nerves and margins, glabrescent, with 2 or 3 ±raised main nerves and reticulate in between. Inflorescences 1- (or 2-) headed racemes; raceme axes 2.5–6 mm long, sparingly appressed-puberulous to minutely pilose; peduncles 5–10 mm long, pubescent as axis; basal bract 1–1.5 mm long; heads globular to obloid, 5 mm diam., 45–60-flowered; bracteoles ovate to lanceolate, acuminate. Flowers 5-merous; sepals free. Pods narrowly oblong, to 3 cm long, 4–7 mm wide, villous. Seeds longitudinal, ovate, 3–3.5 mm long, brown; aril apical.


Grows in loamy or sandy soils.


W.A.: Fitzgerald R. area, Sept. 1971, H.E.Daniels s.n. (BRI, PERTH); Pallinup R., H.Demarz 9447 (PERTH); Borden, J.Goodwin 10 (PERTH); 12.5 km WNW of Chillilup Pool, K.Newbey 4266 (PERTH).


Related to A. awestoniana.

FOA Reference

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


R.S.Cowan, B.R.Maslin