Acacia dangarensis Tindale & Kodela, Austral. Syst. Bot . 4: 586; 587, fig. 5 & 588, fig. 6 (1991)
Tree to 10 m high. Bark smooth, grey, later the base corrugated and blackish. Branchlets terete with 4–6 ridges c. 0.2 mm high, with numerous lenticels, glabrous. Young foliage-tips blackish brown, almost glabrous. Leaves: petiole 0.7–4.7 cm long, glabrous or with sparse, minute, white hairs, with a gland just below lowest pinnae to median; rachis 1.6–6 cm long, with 1 (rarely 2) gland(s) at base of pinnae, interjugary glands absent; pinnae 2–6 pairs, 3–7.8 cm long; pinnules 14–30 pairs, often arranged alternately except towards apex, linear, (2–) 4–9 (–13.5) mm long, 0.25–0.4 mm wide, with 1 central vein, glabrous, apex acute. Inflorescences mainly in axillary or terminal false-panicles. Heads 12–26-flowered, golden. Pods 3–8 cm long, 5–7 mm wide, subcoriaceous (young), light brown to black, glabrous.
Endemic to Mt Dangar in Goulburn R. Natl Park, c. 35 km WSW of Muswellbrook in the Upper Hunter Valley, N.S.W. Grows in woodland on the basalt summit and rocky slopes; dominant or co-dominant with Eucalyptus moluccana and E. albens . Flowers Aug., Sept.; fruits Oct., Dec.
Allied to A. decurrens but lacks the prominently winged, sharp ridges on branchlets and often has a gland just above each secondary pulvinus.
Type of accepted name
Mt Dangar, 7.5 km W of Sandy Hollow, N.S.W., 17 Dec. 1979, R.Coveny 10527 & P.Hind ; holo: NSW; iso: A, AD, BRI, CANB, CHR, K, L, MEL, P, PERTH, TL, UC, US, Z.
M.D.Tindale & P.G.Kodela, loc. cit .; D.A.Morrison & S.J.Davies, in G.J.Harden (ed.), Fl. New South Wales 2: 391 (1991).
N.S.W.: Mt Dangar: 30 Aug. 1980, R.McRae (CANB, K, MEL, NSW); T.M.Tame 487 (CANB, K, NSW); T.Tame 1039 (NSW).
(MDT & PGK)