Common name: Myall Creek wattle
Acacia atrox subsp. atrox Kodela APNI*
Synonyms: Acacia sp. 'Myall Creek' (Millar s.n. 25 May 2000) APNI*
Description: Shrub mostly 0.5–2 m high (older plants to 4 m high), often suckering; bark grey-brown, fissured with age; branchlets terete, yellowish green, glabrous, with low rounded longitudinal ridges.
Phyllodes sessile, rigid, ± straight, ± terete to 4-angled in section with a yellow vein at each angle and a less prominent, obscure or incomplete vein between, 2–4.5 cm long, 1–1.2 (-1.5) mm wide, gradually tapered towards apex, abruptly broadened and longitudinally splayed at base for 2–6 mm (leaving an ovate to obovate scar on branchlet when lost); apex pungent-pointed with the fine orange-brown tip 1.5–3.5 mm long; 1 small ± circular gland near base, often a second minute gland in middle third.
Peduncles 5–21 mm long, glabrous; heads globose, 17–25-flowered, 5–7 mm diam.
Pods and seed not known.
Distribution and occurrence: recorded from the Inverell area; rare.
Grows in eucalypt woodland-pasture area, on a hill crest and upper slope.
NSW subdivisions: NWS
Threatened species: NSW BCA: Endangered
The species A. atrox is listed as endangered under the NSW Biodiversity Conservation Act 2016.
Text by P.G. Kodela (Feb 2012; last update Apr 2012)
Taxon concept: L.M. Copeland & P.G. Kodela, Telopea 14: 63-68 (2012)
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
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