Gompholobium preissii Meisn.
Lehm., Pl.Preiss. 1:40 (1844)

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

Brief Description
Grazyna Paczkowska, Tuesday 18 June 1996

Erect shrub, (0.05-)0.1-0.4 m high. Fl. yellow/orange/red-brown, Aug to Dec. Lateritic gravelly soils.

Distribution

Beard’s Provinces: South-West Province.

IBRA Regions: Avon Wheatbelt, Esperance Plains, Geraldton Sandplains, Jarrah Forest, Swan Coastal Plain, Warren.

IBRA Subregions: Avon Wheatbelt P2, Dandaragan Plateau, Fitzgerald, Lesueur Sandplain, Northern Jarrah Forest, Perth, Southern Jarrah Forest, Warren.

IMCRA Regions: Central West Coast.

Local Government Areas (LGAs): Albany, Armadale, Augusta Margaret River, Beverley, Boddington, Boyup Brook, Bridgetown-Greenbushes, Brookton, Busselton, Capel, Chittering, Collie, Coorow, Cranbrook, Dandaragan, Denmark, Donnybrook-Balingup, Gingin, Gnowangerup, Gosnells, Harvey, Kalamunda, Katanning, Kojonup, Manjimup, Mundaring, Murray, Nannup, Narrogin, Northam, Plantagenet, Serpentine-Jarrahdale, Toodyay, Victoria Plains, Wandering, West Arthur, York.

Scientific Description
C. Hollister and K.R. Thiele, Friday 17 January 2020

Erect, shrub, spindly shrub (broom-like). Stems terete, not spiny, glabrous; pustules or glands absent. Leaves or phylloclades clearly present, compound, alternate, not continuous with stem, 6-17 mm long, hairy, with simple hairs, strongly recurved, appearing terete but with one or two grooves below; tubercles absent, leaflets 5-15, pinnately arranged, terminal leaflet present, stalked; pustules or glands absent. Stipules apparently absent even from the youngest leaves. Pedicel present, 4-4.5 mm long, hairy. Bracteoles present and persistent, 3.5-5 mm long, hairy, not striate. Calyx 10-11 mm long, not accrescent, hairy, with simple hairs, ribless; pustules or glands absent. Corolla 11.5-12 mm long, multicoloured, mostly yellow, red or orange, with some yellow, red or orange spots, streaks or blotches; claws present; standard 10-10.2 mm long, glabrous, not auriculate, wings 8.7-10 mm long, not auriculate, keel 7.6-8.2 mm long, not beaked, not 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), 4.2-6 mm long. Ovary glabrous; style 5-6.2 mm long, glabrous, not bearded, terete. Fruit dehiscent (a pod or follicle), 8 mm long, 7 mm wide, not constricted between the seeds, round in cross-section, hairy, with simple hairs, not beaked. Flowers in August, September, October, November and December. Occurs in the South-West Botanical Province, in the Geraldton Sandplains, Avon Wheatbelt, Jarrah Forest, Warren, Esperance and Swan Coastal Plain IBRA regions.