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Acacia guinetii

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Acacia guinetii Maslin, Nuytsia 2: 361 (1979)

Guinet’s Wattle

Spreading shrub 0.3- 1 m high or spindly and to c.2 m high. Branchlets commonly arching downward, villous. Pinnae 1 pair, 4- 10 mm long; petiole 1- 1.5 mm long; pinnules normally 3- 4 pairs and 4- 7 mm long, 1- 2 mm wide, recurved to revolute, green, puberulous to finely hirsutellous; gland on petiole at base of pinnae, sessile, often also on pinna-rachae at base of lowermost pair of pinnules. Inflorescences rudimentary 1- 2-headed racemes with axes c. 1 mm long; peduncles 10- 25 mm long, commonly greatly exceeding the leaves, pubescent; heads globular, densely 50- 75-flowered, golden; bracteoles short-acuminate. Flowers 5-merous, narrowly turbinate; sepals 2/3- 3/4-united. Pods 2- 4 cm long, 3- 4 mm wide, glabrous or villous. Seeds longitudinal, oblong, 2.5- 3 mm long.

Restricted to between Geraldton and Northampton, south-western W.A. Grows on lateritic hills in heath.

A member of the ‘ A. pulchella group’ and most closely resembling spineless individuals of A. lasiocarpa var. lasiocarpa but distinguished by heads 50- 75-flowered, peduncles 10- 25 mm long and pinnules 4- 7 mm long and moderately to densely hairy.

Type of accepted name

Moresby Ra., W.A., 30 Aug. 1972, A.M.Ashby 4586 ; holo: PERTH; iso: CANB, PERTH.

Acacia pulchella var. villosa E.Pritz., Bot. Jahrb. Syst. 35: 310 (1904); A. lasiocarpa var. villosa (E.Pritz.) Maslin, Nuytsia 1: 414; 413, fig. 6G- H & 484, map 3 (1975). Type: near Geraldton, W.A., L.Diels 2066 & 3211 ; n.v . Synonymy following B.R.Maslin, Nuytsia 2: 361 (1979).

Illustrations

B.R.Maslin, Nuytsia 1: 413, fig. 6G- H (1975), as A. lasiocarpa var. villosa .

Representative collections

W.A.: Moresby Ra., A.M.Ashby 4587 (PERTH); NNE of Geraldton, R.Coveny 3062 (CANB, K, MEL, NSW, NY, PERTH).

(BRM)

WATTLE Acacias of Australia CD-ROM graphic

The information presented here originally appeared on the WATTLE CD-ROM which was jointly published by the Australian Biological Resources Study, Canberra, and the Department of Parks and Wildlife, Perth; it was produced by CSIRO Publishing from where it is available for purchase. The WATTLE custodians are thanked for allowing us to post this information here.

Page last updated: Tuesday 24 August 2021