Acacia latisepala Pedley APNI* Synonyms: Racosperma latisepalum (Pedley) Pedley APNI*
Description: Spreading shrub usually 1–3 m high; bark smooth, grey; branchlets ± terete, glabrous to sparsely hairy.
Leaves usually bipinnate but sometimes a few phyllodes present; petiole 1–4.5 cm long, with 1 prominent gland near the middle; rachis 1–3 cm long, glabrous, glands absent or sometimes with a small jugary gland at apex; pinnae 1–3 pairs, 1.5–4.5 cm long; pinnules 4–7 pairs, ± oblong, usually 10–20 mm long and 4–8 mm wide, glabrous. Phyllodes ± oblanceolate, ± straight or subfalcate, 6–10 cm long, 4–7 mm wide, midvein prominent and towards upper margin, apex ± acute with a mucro, glabrous, reddish; 1 gland 8–25 mm above pulvinus; pulvinus 1–5 mm long.
Inflorescences 2–10 in an axillary raceme with axis 0.6–5 cm long, sometimes in panicles; peduncles 3–6 mm long, with minute appressed hairs; heads globose, 12–20-flowered, 7–10 mm diam., bright yellow.
Pods straight to curved, ± flat, mostly ± straight-sided, 4–8 cm long, 6–10.5 mm wide, leathery, glabrous; seeds longitudinal; funicle expanded towards seed.
Flowering: July–September.
Distribution and occurrence: Grows in heath and dry sclerophyll forest amongst granite outcrops in the Torrington district and north from Bald Rock National Park; rare.
NSW subdivisions: NT
Other Australian states: Qld
The name refers to the wide lobes of the sepals. Similar to Acacia debilis and A. pruinosa both of which have a greater number of smaller pinnules.
Text by P.G. Kodela
Taxon concept: P.G. Kodela & G.J. Harden, Flora of NSW Vol. 2 (2002)
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