Acacia diminuta Maslin, Nuytsia 12: 342–343 (1999)
Intricate, spreading, glabrous shrub to 0.2 m high. Branchlets light grey, coarsely pungent. Phyllodes sometimes a few fasciculate on nodose branchlets, linear to oblong, mostly reflexed and straight to shallowly incurved, flat but thick and sometimes appearing subterete, 3–5 mm long, c. 1 mm wide, mucronate with mucro excentric and slightly upturned, the 2-nerved upper margin flat and c. 0.5 mm wide, other nerves absent or obscure; gland on upper margin near middle of phyllode, often absent; pulvinus short (0.3–0.4 mm long) but distinct. Inflorescences simple, 1 per axil; peduncles 2.5–4 mm long; basal bract solitary; heads globular, 2 mm diam., c. 15-flowered, cream or yellow. Flowers 5-merous; sepals free. Pods (immature) slightly constricted between seeds, to c. 2 cm long, 4–5 mm wide. Seed (immature) longitudinal, oblong-elliptic, 5 mm long, dull, brown.
Known only from a few scattered localities between Jerramungup and Scaddan (c. 50 km NNW of Esperance) in south-western W.A. Grows in sandy clay.
Relationships uncertain.
Type of accepted name
N of Ravensthorpe– Ongerup road [precise locality withheld for conservation reasons], W.A., 30 Oct. 1965, A.S.George 7069 ; holo: PERTH; iso: CANB, K, PERTH.
Representative collections
W.A.: W of Scaddan, M.A.Burgman 4562 (PERTH); between Esperance and Norseman, J.W.Wrigley WA/68 5318 (PERTH).
(BRM)