Chorizema rhombeum R.Br.
W.T.Aiton, Hort.Kew. Ed.2,3:9 (1811)

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

Brief Description
Grazyna Paczkowska, Wednesday 29 May 1996

Prostrate to ascending or twining shrub, 0.1-0.5 m high. Fl. orange-pink/red & yellow, Aug to Dec (mainly 9-10). Grey or white sand, sandy clay, sandy loam, gravel, laterite. Gentle slopes, river banks, exposed coastal sites.

Distribution

Beard’s Provinces: South-West Province.

IBRA Regions: Esperance Plains, Jarrah Forest, Swan Coastal Plain, Warren.

IBRA Subregions: Fitzgerald, Northern Jarrah Forest, Perth, Recherche, Southern Jarrah Forest, Warren.

IMCRA Regions: WA South Coast.

Local Government Areas (LGAs): Albany, Armadale, Augusta Margaret River, Boddington, Busselton, Capel, Collie, Cranbrook, Dardanup, Denmark, Donnybrook-Balingup, Esperance, Gnowangerup, Harvey, Manjimup, Murray, Nannup, Plantagenet, Serpentine-Jarrahdale, Waroona, West Arthur, Williams.

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

Prostrate,spreading or scrambling or twining or climbing plants, shrub, spindly shrub (broom-like). Stems terete, hairy; pustules or glands absent. Leaves or phylloclades clearly present, simple, alternate, not continuous with stem, 7-25 mm long, 6-8 mm wide, glabrous, flat with flat margins; margins entire; tubercles absent; pustules or glands absent. Pedicel present, 3-3.4 mm long, hairy. Bracteoles present and persistent or present but early deciduous, 1-1.8 mm long, hairy. Calyx 9-10 mm long, not accrescent, hairy, with simple hairs; pustules or glands absent. Corolla 11-15 mm long, multicoloured, mostly yellow, pink, red or orange, with some yellow, pink, red or orange spots, streaks or blotches; claws present; standard 10-14 mm long, glabrous, not auriculate, wings 11-12 mm long, not auriculate, keel 9.5-11 mm long, not auriculate, hairy at least in part. Stamens ten; anthers 0.6-0.7 mm long, at two different levels (filaments alternately long and short); filaments free (or united at the very base), 4.6-6.8 mm long. Ovary stipitate, hairy or glandular; style 9.2-10 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 August, September, October, November and December. Occurs in the South-West Botanical Province, in the Jarrah Forest, Warren, Esperance and Swan Coastal Plain IBRA regions.