Common name: grey mulga, grey wattle
Acacia brachybotrya Benth. APNI* 
Description: Erect or spreading shrub 1–4 m high; branchlets angled at extremities, soon terete, ± hairy.
Phyllodes elliptic to broadly elliptic, obovate or elliptic-oblong, often slightly asymmetric, ± straight, 1–3.5 cm long, 5–15 mm wide, ± glaucous, hairy or glabrous, midvein prominent, lateral veins conspicuous or faint, apex subacute or obtuse sometimes with a mucro; 1 small gland along margin; pulvinus 0.5–1 mm long.
Inflorescences 1–5 on an axillary axis 0.5–5 mm long; peduncles 4–20 mm long, slender, hairy or glabrous; heads globose, 20–30-flowered, 4–7.5 mm diam., bright yellow.
Pods ± straight, ± flat, straight-sided to slightly or irregularly constricted between seeds, 2–7 cm long, 5–9 mm wide, ± leathery, finely reticulately veined, glabrous; seeds longitudinal; funicle filiform.
Flowering: July–September.
Distribution and occurrence: widely distributed, chiefly in southern half of State, west from West Wyalong, with a dubious record for the Peels Ra. in 1817 (NWS). Grows mainly in mallee, common in red earths.
NSW subdivisions: ?NWS, CWS, SWS, SWP, SFWP
Other Australian states: Vic. S.A.
A very variable species requiring revision; a glabrous form occurs in CWS, SWP and SFWP.
Text by P.G. Kodela
Taxon concept: P.G. Kodela & G.J. Harden, Flora of NSW Vol. 2 (2002)
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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