Jacksonia sericea Benth.

Endl., Fenzl, Benth. & Schott, Enum.Pl. 31 (1837)
Conservation Code
Priority Four
Naturalised Status
Native to Western Australia
Name Status

Low spreading shrub, to 0.6 m high. Fl. orange, usually Dec or Jan to Feb. Calcareous & sandy soils.

Grazyna Paczkowska, Descriptive Catalogue, 25 June 1996

Scientific Description

Prostrate,spreading or scrambling, shrub, spindly shrub (broom-like). Stems terete, not spiny, hairy; pustules or glands absent. Leaves or phylloclades absent or apparently so (reduced to scales), alternate, not continuous with stem, hairy, with simple hairs, flat with flat margins; margins dentate; tubercles absent, 0.5-2; pustules or glands absent. Stipules apparently absent even from the youngest leaves. Pedicel present, 5-6 mm long, hairy. Bracteoles present and persistent, 0.5-1.5 mm long, hairy, not striate. Calyx 8-10 mm long, not accrescent, hairy, with simple hairs, ribless; pustules or glands absent. Corolla 8-9 mm long, uniformly coloured, orange; claws present; standard 6-7 mm long, glabrous, not auriculate, wings 6-7 mm long, not auriculate, keel 7-7.5 mm long, not beaked, not auriculate, glabrous. 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), 5-7 mm long. Ovary stipitate, hairy or glandular; style 6-6.7 mm long, hairy or glandular towards the base, not bearded, terete. Fruit dehiscent (a pod or follicle), stipitate, not constricted between the seeds, round in cross-section, not beaked. Flowers in January, February and December. Occurs in the South-West Botanical Province, in the Swan Coastal Plain IBRA regions. Conservation Code Priority Four (P4).

C. Hollister and K.R. Thiele, 4 December 2020


IBRA Regions
Swan Coastal Plain.
IBRA Subregions
IMCRA Regions
Central West Coast, Leeuwin-Naturaliste.
Local Government Areas (LGAs)
Cambridge, Claremont, Fremantle, Gosnells, Joondalup, Mandurah, Melville, Murray, Nedlands, Perth, Rockingham, Stirling, Subiaco, Swan, Wanneroo.