Common name: salwood, golden-flowered salwood, lancewood
Acacia aulacocarpa A.Cunn. ex Benth. APNI*
Synonyms: Racosperma aulacocarpum (A.Cunn. ex Benth.) Pedley APNI*
Acacia aulacocarpa var. fruticosa C.T.White APNI*
Racosperma aulacocarpum var. fruticosum APNI*
Acacia aulacocarpa sensu Morrison & Davies (1991), in part APNI*
Description: Tree or shrub 0.5–8 m high; bark mostly smooth, grey; branchlets acutely angled at extremities, becoming terete, sometimes resinous.
Phyllodes elliptic to narrowly elliptic, subfalcate to falcate, 5–12.5 cm long, 7–35 mm wide, grey-green with a slight sheen, glabrous, longitudinal veins numerous, non-anastomosing, 3 prominent and 3 or 4 less prominent, the lowermost main veins often joining together and with the lower margin near base, apex acute; 1 inconspicuous gland adjacent to pulvinus; pulvinus 4–8 mm long.
Inflorescences 1–4 in axil of phyllodes; peduncles 4–8 mm long, scurfy; heads cylindrical, 2–5 cm long, bright yellow.
Pods straight to curved, often twisted, ± flat, 2–8 cm long, 8–15 mm wide, ± woody, ± obliquely veined, glabrous, resinous; margins thickened; seeds oblique; funicle greyish cream to grey, folded and expanded towards seed.
Distribution and occurrence: not common in NSW, recorded only in the Grafton district.
Grows in sclerophyll woodland on sandstone.
NSW subdivisions: NC
Other Australian states: Qld
The oblique to longitudinally oblique veins in the pod are more prominently raised than in Acacia disparrima.
Text by P.G. Kodela (August 2005)
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.