Acacias of Australia

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Acacia euthycarpa (J.M.Black) J.M.Black




Occurs in S.A. from Mt Finke, Gawler Ra., Eyre Penin., Kangaroo Is., the Barossa Ra. S to Goolwa, and eastwards through the Murray Mallee to NW Vic. (including Mt Arapiles).


Shrub 2–4 m tall, occasionally a tree to 10 m. New shoots glabrous. Branchlets glabrous. Phyllodes narrowly linear to oblanceolate, flat to terete, (1.5–) 2–10 (–13.5) cm long, 1–6 (–7) mm wide, shortly acuminate with a delicate, curved point, usually green to grey-green, sometimes scurfy, glabrous, 4-nerved in all, 1-nerved per face when flat, nerves not prominent and often ±impressed. Inflorescences 2–4 (–6)-headed racemes; raceme axes commonly 1–4 mm long, sometimes reaching 12–17 mm, sometimes growing out at anthesis; peduncles 3–10 mm long, glabrous; heads globular to shortly obloid, (22–) 25–60 (–74)-flowered, golden. Flowers 5-merous; sepals mostly free or very shortly united. Pods linear, to c. 15 cm long, 3.5–7 (–8) mm wide, coriaceous or sometimes +/- crustaceous, glabrous. Seeds longitudinal, oblong to elliptic, 4–6 mm wide, dull to slightly shiny, dark brown to black, funicle 2–3-folded, entirely encircling the seed, dark reddish; aril clavate.


Grows in scrub, woodland or open woodland, sometimes on rocky sites.


S.A.: Gawler Ra., R.Bates 3369 (AD); Ferries–McDonald Cons. Park, c. 16 km due SW of Murray Bridge, B.R.Maslin 5973 (AD, MEXU, PERTH); Kangaroo Is., roadside nr Birchmore Lagoon (ca 20 km SW of Kingscote), Hj.Eichler 15446 (AD, PERTH); W edge of L. Malata, just where rd from S approaches close to the banks, Eyre Penin., D.E.Symon 11785 (AD, PERTH). Vic.: c. 11 km N of Wedderburn P.O., A.C.Beauglehole 50163 (MEL).

FOA Reference

Flora of Australia Project


B.R.Maslin, M.O'Leary