Acacia hispidula (Sm.) Willd. APNI* Synonyms: Racosperma hispidulum (Sm.) Mart. APNI*
Description: Erect or spreading shrub 0.5–2 m high; branchlets ± terete, densely hispid.
Phyllodes ± elliptic to narrowly elliptic, asymmetric, usually slightly curved, 1–3 cm long, 3–10 mm wide, densely hispid to ± glabrous, midvein prominent, lateral veins faint forming an obscure open reticulum, margins thickened and with prominent tuberculate-based hairs, apex acute with a mucro; 1 minute gland 2–6 mm above pulvinus; pulvinus to 1 mm long.
Inflorescences simple, 1 in axil of phyllodes; peduncles 4–7 mm long, hairy; heads globose, 10–20-flowered, 5–8 mm diam., bright yellow to ± white.
Pods ± straight, ± flat, 1.5–2.5 cm long, 6–10 mm wide, thickly leathery to thinly woody, glabrous; seeds 1 or 2, longitudinal; funicle expanded towards seed.
Flowering: Flowers mainly January–April.
Distribution and occurrence: Grows mainly in dry sclerophyll forest, often on sandstone outcrops; chiefly in coastal localities north from Nowra district, especially common in Sydney region, also on granite from Torrington to Silent Grove.
NSW subdivisions: NC, CC, SC, NT, NWS
Other Australian states: Qld
May be confused with A. aspera which has longer and narrower phyllodes. The name refers to the rough nature of the plant.
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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