Acacia diaphana R.S.Cowan & Maslin
Acacia diaphana R.S.Cowan & Maslin
Fabaceae
Localised in an area NW of Mt Ragged, c. 130 km NE of Esperance, W.A.
Bushy, spreading, shrub 1.5–3 m high. Branchlets angular at apices, becoming terete, resin-ribbed, glabrous or minutely white appressed-puberulous. Phyllodes ascending, linear, straight to shallowly incurved, (3–) 4–6.5 (–7) cm long, 2.5–4 mm wide, attenuate basally, obtuse with minute, blunt, slightly excentric mucro, thinly coriaceous, glabrous; midrib and marginal nerves obviously resinous (the resin often in obvious droplets) and rarely with a few scattered penninerves; gland basal. Inflorescences (1-) 2–6-headed racemes; raceme axes 2–8 mm long, densely appressed white-puberulous, resinous; peduncles 2–5 mm long, densely appressed white-puberulous, resinous; heads globular, 3.5–4.5 mm diam.,15–20-flowered, golden, resinous; bracteoles spathulate. Flowers 5-merous; perianth diaphanous; sepals free. Pods and seeds not seen.
Grows in clay or sandy loam in small to large wet or waterlogged depressions, often with Eucalyptus occidentalis.
W.A.: 53.5 km NW of Mt Ragged, W. Archer 22099023 (PERTH, NY); c. 1.3 km due N of Clyde Hill, 19 Sept. 1984, H.Smolinski (PERTH).
Relationships unknown.
Data derived from Flora of Australia Volumes 11A (2001), 11B (2001) and 12 (1998), products of ABRS, ©Commonwealth of Australia
Minor edits by B.R.Maslin & J.Rogers
R.S.Cowan, B.R.Maslin
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