Acacia saxatilis S.Moore, J. Linn. Soc., Bot . 45: 173 (1920)
Glabrous shrub to 1.5 m high. Branchlets compressed-angular at extremities. Stipules caducous. Phyllodes ascending to erect, narrowly oblong, 1.5–4 cm long, 4–7 mm wide, l:w = 4–8, obtuse, with inconspicuous mucro, often slightly thickened, somewhat glaucous with grey-white cuticle at least when dry; midrib not prominent; lateral nerves absent; marginal nerve discrete; gland inconspicuous, 1–2 mm above pulvinus. Inflorescences 2-headed rudimentary racemes 0.5–1 mm long; peduncles 8–15 mm long; heads globular, 4–6.5 mm diam., 27–35-flowered, golden. Flowers 5-merous; sepals free. Pods linear, raised over seeds, curved to once-coiled, to 4 cm long, c. 3 mm wide, slightly undulate, firmly chartaceous, slightly pruinose, glabrous. Seeds longitudinal, elliptic to oblong-elliptic, 2–2.5 mm long, glossy; aril clavate, c. 3/4 length of seed, cream.
Occurs in scattered localities from near Kalbarri, S about 300 km to near Coorow and SE to Bruce Rock and near Cramphorne, W.A. Grows in sandy loam and clay loam, in Eucalyptus (Mallee) woodland.
Related to A. blaxellii and A. evenulosa .
Type of accepted name
Bruce Rock, W.A., F.Stoward 708 ; holo: BM.
Synonymy
Acacia oblonga Maiden & Blakely, J. & Proc. Roy. Soc. W. Australia 13: 10; pl. 7, figs 14–18 (1928). Type: W from Wongan Hills, W.A., 2 Oct. 1903, A.Morrison s.n .; holo: NSW iso: PERTH (Fragment ex NSW).
Illustration
J.H.Maiden & W.F.Blakely, loc. cit .
Representative collections
W.A.: 18 km E of Kalbarri, Dec. 1980, D.R. & B.Bellairs s.n . (PERTH); 5 km SW of Cadoux towards Wongan Hills, R.J.Cumming 2316 (MELU, PERTH); 8 km E of Merredin- Narembeen road towards Cramphorne, B.R.Maslin 2375 (PERTH).
(BRM)