Acacia pinguifolia J.M.Black, Trans. Roy. Soc. S. Australia 71: 20 (1947)
Fat-leaved Wattle
Dense, spreading shrub 1–2 m high. Branchlets red-brown, glabrous. Phyllodes terete or (especially when dry) flat and linear, straight to shallowly incurved, 1–4.5 cm long, 2–3 mm wide, narrowed at base, mucronulate, thick and fleshy, pale green, glabrous, with 10–15 fine, distant nerves obscured by surface wrinkling when dry. Inflorescences simple or sometimes rudimentary 1–3-headed racemes with axes to c. 1 mm long; peduncles mostly 4–10 mm long, glabrous; basal bract persistent, c. 0.5 mm long; heads globular, 3–4 mm diam., 18–20-flowered, golden. Flowers 5-merous; sepals free, spathulate. Pods linear, irregularly constricted between and raised over seeds, curved becoming twisted, to 7 cm long, 5 mm wide, glabrous. Seeds longitudinal, oblong-elliptic, c. 4.5 mm long, glossy, brown; funicle/aril folded, fleshy.
Occurs on the southern Eyre Penin. in the Cummins to Port Lincoln area with a disjunct occurrence near Finniss in southern Lofty region, S.A. Grows mainly in sandy or hard alkaline duplex soil, with Eucalyptus odorata and E. incrassata in open woodland or open scrub.
Resembles A. mutabilis subsp. angustifolia which is distinguished especially by its 5-nerved, non-wrinkled phyllodes. The phyllodes are also generally similar to those of A. pachyphylla .
Type of accepted name
Finniss R., S.A., 6 Oct. 1929, J.B.Cleland ; syn: AD; Port Lincoln, S.A., 10 Oct. 1909, H.H.D.Griffith ; syn: AD.
Illustrations
P.J.Lang, in J.H.Leigh & J.D.Briggs (eds), Threatened Austral. Pl. 38 (1992); D.J.E.Whibley & D.E.Symon, Acacias S. Australia 2nd edn, 213 (1992).
Representative collections
S.A.: 15.1 km W of Cummins P.O. on road to Warrow, J.D.Briggs 1371 (AD n.v. , CANB n.v. , MEL n.v. , PERTH); Finniss, c. 55 km SSE of Adelaide, 23 Aug. 1947, J.B.Cleland (AD, K, PERTH); 2 km N of Edillilie, B.Copley 3124 (PERTH).
(BRM & RSC)
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 Conservation and Land Management, 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.
