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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, 24 October 2023


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.