Gastrolobium hookeri Meisn.
Lehm., Pl.Preiss. 1:71 (1844)

Conservation Code: Not threatened
Naturalised Status: Native to Western Australia
Name Status: Current

Brief Description
Amanda Spooner, Monday 8 December 2003

Bushy shrub, to 0.5 m high. Fl. orange&purple&red, Oct. Sand, sandy loam or gravelly clay.


Beard’s Provinces: South-West Province.

IBRA Regions: Avon Wheatbelt, Jarrah Forest, Mallee.

IBRA Subregions: Avon Wheatbelt P1, Avon Wheatbelt P2, Northern Jarrah Forest, Western Mallee.

Local Government Areas (LGAs): Beverley, Boddington, Brookton, Jerramungup, Kulin, Lake Grace, Mundaring, Northam, Pingelly, Quairading, Swan, Toodyay, Victoria Plains, Wandering, Wickepin, Williams, Wongan-Ballidu, York.

Scientific Description
C. Hollister and K.R. Thiele, Friday 4 September 2020

Erect, shrub, spindly shrub (broom-like). Stems terete, hairy; pustules or glands absent. Leaves or phylloclades clearly present, simple, opposite, not continuous with stem, 8-17 mm long, 4-8 mm wide, glabrous, flat with flat margins or flat with incurved margins (conduplicate); margins entire; tubercles absent; pustules or glands absent. Stipules present and persistent to older leaves. Pedicel present, 2-4.5 mm long, hairy. Bracteoles present but early deciduous. Calyx 4.5-5.5 mm long, hairy, with simple hairs; pustules or glands absent. Corolla 8.5-10 mm long, multicoloured, mostly red, orange or purple, with some red, orange or purple spots, streaks or blotches; claws present; standard 7-10 mm long, glabrous, not auriculate, wings 5.7-7.5 mm long, keel 6-8 mm long, auriculate, glabrous. Stamens ten; anthers 0.4-0.5 mm long, at two different levels (filaments alternately long and short); filaments free (or united at the very base), 4.5-6.5 mm long. Ovary stipitate, hairy or glandular; style 5.5-8 mm long, hairy or glandular towards the base, 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 Avon Wheatbelt, Jarrah Forest and Mallee IBRA regions.