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Gompholobium polymorphum R.Br.

Reference
W.T.Aiton, Hort.Kew. Ed.2,3:11 (1811)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Bushy straggling or twining shrub or climber, 0.05-0.6(-1.2) m high. Fl. yellow/orange/red, Sep to Dec or Jan. Lateritic or granitic soils.

Grazyna Paczkowska, Descriptive Catalogue, 18 June 1996
Image

Scientific Description

Twining or climbing plants, shrub, spindly shrub (broom-like). Stems terete, not spiny, hairy; pustules or glands absent. Leaves or phylloclades clearly present, simple, alternate, not continuous with stem, 8-30 mm long, 0.6-3.2 mm wide, hairy or glabrous, with simple hairs, strongly recurved, appearing terete but with one or two grooves below; tubercles absent; pustules or glands absent. Stipules present and persistent to older leaves, 1.8-3 mm long, without glands, ribless. Pedicel present, 10-19 mm long, glabrous. Bracteoles present and persistent, 2-4.5 mm long, glabrous, not striate. Calyx 8-11 mm long, not accrescent, glabrous, ribless; pustules or glands absent. Corolla 13-18 mm long, multicoloured, mostly yellow, red or orange, with some yellow, red or orange spots, streaks or blotches; claws present; standard 10-18 mm long, glabrous, not auriculate, wings 10-11.5 mm long, not auriculate, keel 9-10.5 mm long, not beaked, not auriculate, glabrous. Stamens ten; anthers 1-1.4 mm long, at two different levels (filaments alternately long and short); filaments free (or united at the very base), 8.5-11 mm long. Ovary glabrous; style 10-11 mm long glabrous, not bearded, terete. Fruit dehiscent (a pod or follicle), 8 mm long, 8 mm wide, not constricted between the seeds, round in cross-section, glabrous, not beaked. Flowers in January, September, October, November and December. Occurs in the South-West Botanical Province, in the Avon Wheatbelt, Jarrah Forest, Mallee, Warren, Esperance and Swan Coastal Plain IBRA regions.

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

Distribution

IBRA Regions
Avon Wheatbelt, Esperance Plains, Jarrah Forest, Mallee, Swan Coastal Plain, Warren.
IBRA Subregions
Eastern Mallee, Fitzgerald, Katanning, Northern Jarrah Forest, Perth, Recherche, Southern Jarrah Forest, Warren, Western Mallee.
IMCRA Regions
Leeuwin-Naturaliste, WA South Coast.
Local Government Areas (LGAs)
Albany, Armadale, Augusta Margaret River, Bayswater, Beverley, Boddington, Boyup Brook, Bridgetown-Greenbushes, Broomehill-Tambellup, Busselton, Capel, Collie, Cranbrook, Dardanup, Denmark, Donnybrook-Balingup, Esperance, Gnowangerup, Gosnells, Harvey, Jerramungup, Kalamunda, Kojonup, Manjimup, Mundaring, Murray, Nannup, Perth, Plantagenet, Ravensthorpe, Serpentine-Jarrahdale, Swan, Toodyay, Wandering, Waroona, West Arthur, Wickepin, Williams, Woodanilling, York.