Gompholobium tomentosum Labill. Hairy Yellow Pea
Nov.Holl.Pl. 1:106, Tab.134 (1805)

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

Brief Description
Grazyna Paczkowska, Tuesday 18 June 1996

Erect shrub, (0.15-)0.3-1 m high. Fl. yellow, Jul to Dec or Jan. White, grey or yellow sand, sandy clay, lateritic sand. Coastal limestone & sand dunes, undulating plains.

Distribution

Beard’s Provinces: Eremaean Province, South-West Province.

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

IBRA Subregions: Avon Wheatbelt P1, Avon Wheatbelt P2, Dandaragan Plateau, Edel, Fitzgerald, Geraldton Hills, Lesueur Sandplain, Northern Jarrah Forest, Perth, Recherche, Southern Jarrah Forest, Warren, Western Mallee.

IMCRA Regions: Central West Coast, Leeuwin-Naturaliste, WA South Coast.

Local Government Areas (LGAs): Albany, Armadale, Augusta Margaret River, Bayswater, Beverley, Boyup Brook, Bridgetown-Greenbushes, Broomehill-Tambellup, Bruce Rock, Bunbury, Busselton, Canning, Capel, Carnamah, Chapman Valley, Chittering, Cockburn, Collie, Coorow, Corrigin, Cranbrook, Dandaragan, Dardanup, Denmark, Donnybrook-Balingup, Esperance, Gingin, Gnowangerup, Goomalling, Gosnells, Greater Geraldton, Harvey, Irwin, Jerramungup, Joondalup, Kalamunda, Kojonup, Kwinana, Lake Grace, Mandurah, Manjimup, Melville, Mingenew, Mundaring, Murray, Nannup, Narrogin, Northam, Northampton, Perth, Pingelly, Plantagenet, Ravensthorpe, Rockingham, Serpentine-Jarrahdale, Shark Bay, South Perth, Stirling, Subiaco, Swan, Three Springs, Toodyay, Victoria Plains, Wagin, Wandering, Wanneroo, West Arthur, Wickepin, Williams, Wongan-Ballidu, Woodanilling, York.

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

Erect, shrub, spindly shrub (broom-like). Stems terete, not spiny, hairy; pustules or glands absent. Leaves or phylloclades clearly present, compound, alternate, continuous with stem, 10-20 mm long, hairy, with simple hairs, strongly recurved, appearing terete but with one or two grooves below; tubercles absent, leaflets 5-7, pinnately arranged, terminal leaflet present, sessile; pustules or glands absent. Stipules apparently absent even from the youngest leaves. Pedicel present, 3.5-4 mm long, hairy. Bracteoles present and persistent, 4.6-5.5 mm long, hairy, not striate. Calyx 4.5-10.2 mm long, not accrescent, hairy, with simple hairs, ribless; pustules or glands absent. Corolla 11-16 mm long, uniformly coloured, yellow; claws present; standard 11-14 mm long, glabrous, not auriculate, wings 10.5-12.5 mm long, not auriculate, keel 10-11.2 mm long, not beaked, not auriculate, hairy at least in part. Stamens ten; anthers 0.7-1 mm long, at two different levels (filaments alternately long and short); filaments free (or united at the very base), 5.6-7.3 mm long. Ovary stipitate or sessile or subsessile, glabrous, glabrous, not bearded, terete. Fruit dehiscent (a pod or follicle), stipitate or sessile or subsessile, not constricted between the seeds, round in cross-section, not beaked. Flowers in January, July, August, September, October, November and December. Occurs in the Eremaean and South-West Botanical Province, in the Yalgoo, Geraldton Sandplains, Avon Wheatbelt, Jarrah Forest, Mallee, Warren, Esperance and Swan Coastal Plain IBRA regions.