Asterolasia squamuligera (Hook.) Benth.
Yellow Starbush

Fl.Austral. 1:352 (1863)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status

Erect, spreading shrub, 0.15-1 m high. Fl. yellow/yellow-cream, Aug to Nov. Sandy clay or loam, gravelly lateritic soils. Hilltops, flats.

Grazyna Paczkowska, Descriptive Catalogue, 15 August 1996

Scientific Description

Shrub, spines absent; branchlets smooth, without distinct raised glands, +/- cylindrical in cross-section, covered in hairs or scales, the hairs stellate (star-shaped). Leaves alternate, simple, 3-16 mm long, 2-6 mm wide, flat, the margins flat, smooth, without distinct raised glands, covered in hairs or scales, with stellate (star shaped) hairs. Flowers in axillary umbels or in terminal umbels; pedicels 8-10.5 mm long; calyx minute or absent, smooth, without distinct raised glands; corolla yellow, petals five, 8-9 mm long, valvate (not overlapping), free, lepidote (with scales); stamens numerous (more than twice as many as petals), 3.5-4 mm long, smooth, glabrous; anthers 1 mm long, without an appendage, glabrous. Flowers in August, September, October and November. Occurs in the South-West Botanical Province, in the Avon Wheatbelt, Jarrah Forest, Mallee and Warren IBRA region(s).

C. Hollister and K.R. Thiele, 8 December 2020


IBRA Regions
Avon Wheatbelt, Jarrah Forest, Mallee, Warren.
IBRA Subregions
Katanning, Northern Jarrah Forest, Southern Jarrah Forest, Warren, Western Mallee.
Local Government Areas (LGAs)
Augusta Margaret River, Beverley, Brookton, Cranbrook, Cuballing, Denmark, Dumbleyung, Kent, Kojonup, Manjimup, Nannup, Narrogin, Pingelly, Plantagenet, West Arthur, Williams, York.