Shrub or tree to 7 m high, weeping, pubescent. Bark fissured, grey. Branchlets terete, light to dark brown, woolly. Phyllodes crowded, erect, linear or very narrowly lanceolate, straight or slightly curved, 1–2.5 cm long, 0.7–2.5 mm wide, with aristate mucro to 2 mm long, pilose; veins obscure, numerous, closely parallel, 5–7 per mm, rarely anastomosing, sometimes with a slightly off-centre semiprominent midnerve; gland 1, 2–4 mm above pulvinus. Spikes 1.3–4.5 cm long, dense, deep yellow. Flowers 5-merous; sepals almost free, cupulate towards apex, ±narrowly oblong, pubescent or glabrous; corolla 1.3–1.6 mm long, dissected to c. ½ of length, pubescent or glabrous. Pods submoniliform, ±terete, to c. 11 cm long, 3–5 mm wide, coriaceous, red-brown, longitudinally striate, glabrous, rarely puberulous, resin-encrusted; margins not thickened. Seeds longitudinal, 4.5–6 mm long, shiny, dark brown to black; pleurogram pale; areole open, light brown; aril terminal.
Occurs in northwestern Western Australia., W of 129ºE and N of 15ºS, and in northwestern Northern Territory.
W.A.: Solea Fall, Drysdale R. Natl Park, A.S. George 13417 (CANB, PERTH); Drysdale R., above Mogurnda Ck, Drysdale R. Natl Park, A.S. George 13455 (CANB, PERTH); upper Moran R., C.A. Gardner 1449 (NSW, PERTH).
N.T.: lower part of Victoria River, R.J. Winters 16 (NSW).
Acacia kelleri F.Muell., Proceedings of the Linnean Society of New South Wales, Series 2 6(3): 468 (1892); Racosperma kelleri (F.Muell.) Pedley, Austrobaileya 6(3): 471 (2003). Type: "Durack River"; holo: Durack River, W.A., 1891, J. Bradshaw & W.T. Allen s.n.; MEL n.v.
The relationships of this species with its closest allies, A. dacrydioides, A. chrysochaeta and a possible new taxon with affinity to A. kelleri, are discussed by B.R. Maslin, Nuytsia 4: 369–370 (1983).
J.R. Wheeler, in J.R. Wheeler (ed.) et al. , Flora of the Kimberley Region 316, fig. 91D (1992).
Tindale, M.D. (1975). Notes on Australian taxa of Acacia No. 4. Telopea 1(1): 68–83.
Author - M.D. tindale & P.G. Kodela
Contributor - A.E. Orchard (ed. September 2018)
Acknowledgements - Michael Bedward, Stuart J. Davies, Clare Herscovitch, David A. Keith and David A. Morrison assisted Dr Mary D. Tindale with the preparation of a number of Acacia treatments for the 'Flora of Australia' Volumes 11A & 11B (2001).
Editor -
Cite this profile as: M.D. tindale & P.G. Kodela. Acacia kelleri, in (ed.), Flora of Australia. Australian Biological Resources Study, Department of Climate Change, Energy, the Environment and Water: Canberra. https://profiles.ala.org.au/opus/foa/profile/Acacia%20kelleri [Date Accessed: 19 September 2025]