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Gastrolobium pusillum Crisp & P.H.Weston

Reference
Adv.Legume Syst. 7:282 (1995)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Prostrate, mat-forming shrub. Fl. yellow&orange&red&purple, Aug to Oct. Loamy soils or sand. Floodplains, swamp margins, along river banks.

Amanda Spooner, Descriptive Catalogue, 9 December 2003

Scientific Description

Twining or climbing plants. Stems angular, not spiny, glabrous; pustules or glands absent. Leaves or phylloclades clearly present, simple, opposite, continuous with stem, 8.4-15 mm long, 7-10 mm wide, glabrous, flat with flat margins; margins entire; tubercles absent; pustules or glands absent. Stipules present and persistent to older leaves, 2-22.5 mm long, without glands, ribless. Pedicel present, 2.8-3 mm long, hairy. Bracteoles present but early deciduous. Calyx 5-5.5 mm long, not accrescent, hairy, with simple hairs, ribless; pustules or glands absent. Corolla 7-8.5 mm long, multicoloured, mostly yellow, red, orange or purple, with some yellow, red, orange or purple spots, streaks or blotches; claws present; standard 6.8-8.2 mm long, glabrous, auriculate, wings 6.8 mm long, auriculate, keel 6-9 mm long, not beaked, auriculate, glabrous. Stamens ten; anthers 0.5-0.6 mm long, at two different levels (filaments alternately long and short); filaments free (or united at the very base), 5.7-7.5 mm long. Ovary stipitate, hairy or glandular; style 7.2 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 Avon Wheatbelt, Jarrah Forest, Mallee and Esperance IBRA regions.

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

Distribution

IBRA Regions
Avon Wheatbelt, Esperance Plains, Jarrah Forest, Mallee.
IBRA Subregions
Fitzgerald, Katanning, Northern Jarrah Forest, Southern Jarrah Forest, Western Mallee.
Local Government Areas (LGAs)
Broomehill-Tambellup, Gnowangerup, Jerramungup, Kent, Kojonup, Lake Grace, Plantagenet, Ravensthorpe, Wagin, West Arthur, York.