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Gastrolobium whicherense G.Chandler & Crisp

Reference
Austral.Syst.Bot. 15:676-677 (2002)
Conservation Code
Priority Two
Naturalised Status
Native to Western Australia
Name Status
Current

Slender, open shrub, to 1.6 m high. Fl. orange/yellow/red, Oct. Red-grey sandy clay over quartzite. Steep westerly slopes.

Amanda Spooner, Descriptive Catalogue, 11 February 2004
Image

Scientific Description

Erect, shrub, spindly shrub (broom-like). Stems angular, not spiny, hairy; pustules or glands absent. Leaves or phylloclades clearly present, simple, opposite or whorled, continuous with stem, 14-60 mm long, 8-40 mm wide, glabrous, flat with flat margins; margins entire; tubercles absent; pustules or glands absent. Stipules present and persistent to older leaves, 5.5-6 mm long, without glands, ribless. Pedicel present, 4-6 mm long, hairy. Bracteoles present but early deciduous. Calyx 6.5-8 mm long, not accrescent, hairy, with simple hairs, ribless; pustules or glands absent. Corolla 10-15 mm long, multicoloured, mostly yellow, red or orange, with some yellow, red or orange spots, streaks or blotches; claws present; standard 8-14 mm long, glabrous, auriculate, wings 7-10.5 mm long, auriculate, keel 7-10.5 mm long, not beaked, auriculate, glabrous. Stamens ten; anthers 0.6-0.8 mm long, at two different levels (filaments alternately long and short); filaments free (or united at the very base), 6.4-7.8 mm long. Ovary stipitate, hairy or glandular; style 7.5-8 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 October. Occurs in the South-West Botanical Province, in the Jarrah Forest and Swan Coastal Plain IBRA regions. Conservation Code Priority Two (P2).

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

Distribution

IBRA Regions
Jarrah Forest, Swan Coastal Plain.
IBRA Subregions
Perth, Southern Jarrah Forest.
Local Government Areas (LGAs)
Augusta Margaret River, Busselton, Dardanup, Nannup.