Daviesia rhombifolia Meisn.
Lehm., Pl.Preiss. 1:56 (1844)

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

Brief Description
Grazyna Paczkowska, Thursday 6 June 1996

Erect, many-stemmed shrub, 0.3-0.8 m high. Fl. yellow/orange & red/brown, Jul to Sep. Lateritic gravel, sand or clay. Undulating plains, hills.

Distribution

Beard’s Provinces: South-West Province.

IBRA Regions: Avon Wheatbelt, Jarrah Forest, Mallee, Swan Coastal Plain.

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

Local Government Areas (LGAs): Armadale, Beverley, Boddington, Brookton, Busselton, Capel, Cuballing, Cunderdin, Donnybrook-Balingup, Gosnells, Harvey, Kalamunda, Kent, Kondinin, Lake Grace, Merredin, Mundaring, Murray, Nannup, Narrogin, Pingelly, Ravensthorpe, Serpentine-Jarrahdale, Tammin, Wandering, Waroona, West Arthur, Westonia, Wickepin, Williams, Yilgarn.

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

Erect, shrub, spindly shrub (broom-like). Stems terete, spiny at least in part, glabrous; pustules or glands absent. Leaves or phylloclades clearly present, simple, alternate, not continuous with stem, 10-30 mm long, 5-20 mm wide, glabrous, flat with flat margins; margins entire; tubercles absent; pustules or glands absent. Stipules apparently absent even from the youngest leaves. Pedicel present, 2.5-4.5 mm long, glabrous. Bracteoles absent. Calyx 2.3-3 mm long, glabrous. Corolla 5.5-6 mm long, multicoloured, mostly yellow, red, orange or purple, with some yellow, red, orange or purple spots, streaks or blotches; claws present; standard 4.8-5 mm long, glabrous, not auriculate, wings 4.2-4.7 mm long, not auriculate, keel 4-4.5 mm long, beaked, not auriculate, glabrous. Stamens ten; anthers 0.3-0.5 mm long, at two different levels (filaments alternately long and short); filaments free (or united at the very base), 4-5 mm long. Ovary sessile or subsessile, glabrous; style 5.5-6 mm long, glabrous, terete. Fruit dehiscent (a pod or follicle), 15-18 mm long, 11-14 mm wide, sessile or subsessile, not constricted between the seeds, flat or compressed, glabrous, beaked. Flowers in July, August and September. Occurs in the South-West Botanical Province, in the Avon Wheatbelt, Jarrah Forest, Mallee and Swan Coastal Plain IBRA regions.