WATTLE

Acacias of Australia

Print Fact Sheet

Acacia ancistrophylla var. perarcuata R.S.Cowan & Maslin

Family

Fabaceae

Distribution

Occurring mostly in an area around Merredin, from Mukinbudin S to Bruce Rock and E to Carrabin, with three outliers, two of which are from 35–40 km S of Norseman and one near Mt Andrew (116 km SE of Norseman) south-western W.A.

Description

Rounded or obconic shrubs 0.6–1.6 m high, spreading to 6 m across. Phyllodes ascending, oblanceolate to narrowly oblanceolate, 1.2–2.3 cm long, 2.5–5 mm wide, l:w = 3–7, rounded, obtuse, with blunt very short mucro; nerves and stomata ±obscure. Peduncles 1–3 mm long, ±appressed-puberulous; heads 11–15-flowered; sepals free. Pods (submature) not constricted between seeds, strongly arcuate to openly once-coiled, ±appressed-puberulous.

Habitat

Grows in loam, sand and loamy clay, mostly in Gimlet and Salmon Gum woodland.

Specimens

W.A.: 14.5 km due NE of Bruce Rock, B.R.Maslin 1813 (AD, BRI, PERTH); Carrabin, K.Newbey 5787 (PERTH); 40 km S of Norseman, P.E.Conrick 1705 (PERTH); 7 km N of Mt Andrew, c. 116 km SE of Norseman, K.Newbey 7777 (MEL, PERTH).

Notes

Nearest variety ancistrophylla, which has straight or slightly curved pods and phyllodes with the apical portion often curved to uncinate.

FOA Reference

Data derived from Flora of Australia Volumes 11A (2001), 11B (2001) and 12 (1998), products of ABRS, ©Commonwealth of Australia

Author

R.S.Cowan, B.R.Maslin

Minor edits by B.R.Maslin & J.Reid