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Gastrolobium bennettsianum C.A.Gardner
Cluster Poison

Reference
J.Roy.Soc.Western Australia 27:179-180 (1942)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Erect, dense shrub, to 2 m high. Fl. orange&yellow&red&purple, Aug to Oct. Sand or gravelly sand, sometimes with clay. Undulating plains, gravelly rises.

Amanda Spooner, Descriptive Catalogue, 10 December 2003
Image

Scientific Description

Erect, shrub, spindly shrub (broom-like). Stems terete or angular, spiny at least in part, hairy; pustules or glands absent. Leaves or phylloclades clearly present, simple, opposite, continuous with stem, 10-30 mm long, 2-6.5 mm wide, glabrous, flat with recurved margins; margins entire; tubercles absent; pustules or glands absent. Stipules present and persistent to older leaves, 2(-2.5) mm long, without glands, ribless. Pedicel present, 1-2.5 mm long, hairy. Bracteoles present but early deciduous. Calyx 3-5 mm long, not accrescent, hairy, with simple hairs, ribless; pustules or glands absent. Corolla 7-9 mm long, multicoloured, mostly yellow, red, orange or brown, with some yellow, red, orange or brown spots, streaks or blotches; claws present; standard 6.5-8 mm long, glabrous, auriculate, wings 5-6.5 mm long, auriculate, keel 5.6-6 mm long, not beaked, auriculate, glabrous. Stamens ten; anthers 0.6-0.7 mm long, at two different levels (filaments alternately long and short); filaments free (or united at the very base), 4-5.2 mm long. Ovary stipitate, hairy or glandular; style 5.5-6 mm long, hairy or glandular towards the base, not bearded, terete. Fruit dehiscent (a pod or follicle), stipitate, not constricted between the seeds, round in cross-section, not beaked. Flowers in August, September and October. Occurs in the South-West Botanical Province, in the Geraldton Sandplains, Avon Wheatbelt and Mallee IBRA regions.

C. Hollister and K.R. Thiele, 24 October 2023

Distribution

IBRA Regions
Avon Wheatbelt, Coolgardie, Geraldton Sandplains, Mallee.
IBRA Subregions
Eastern Mallee, Geraldton Hills, Katanning, Merredin, Southern Cross, Western Mallee.
Local Government Areas (LGAs)
Chapman Valley, Coolgardie, Coorow, Corrigin, Cunderdin, Dalwallinu, Dowerin, Dumbleyung, Esperance, Kondinin, Koorda, Kulin, Lake Grace, Merredin, Mingenew, Moora, Morawa, Mount Marshall, Northampton, Tammin, Three Springs, Trayning, Victoria Plains, Wickepin, Wongan-Ballidu, Wyalkatchem, Yilgarn.