Rhadinothamnus rudis subsp. amblycarpus (F.Muell.) Paul G.Wilson

Nuytsia 12:287 (1998)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status

Shrub, 0.4-1.5 m high. Fl. white, Jan or Mar or Jun or Aug to Oct or Dec. Lateritic soils. Gravelly hillsides & plains.

Grazyna Paczkowska, Descriptive Catalogue, 22 August 1996

Scientific Description

Shrub, spines absent; branchlets smooth, without distinct raised glands, winged or strongly angled in cross-section, glabrous. Leaves alternate, simple, 10-15 mm long, 2-5 mm wide, flat, the margins flat, smooth, without distinct raised glands, glabrous; stipular excrescences absent. Flowers axillary, solitary; pedicels 5-8 mm long; calyx present, 0.5-1 mm long, smooth, without distinct raised glands, covered in hairs or scales; corolla white or cream, petals five, 4-6 mm long, imbricate (overlapping), free, lepidote (with scales); stamens twice as many as petals, 3-4 mm long, smooth, glabrous; anthers 0.4-0.5 mm long, without an appendage. Flowers in January, March, June, August, September, October and December. Occurs in the South-West Botanical Province, in the Jarrah Forest, Mallee and Esperance IBRA region(s).

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


IBRA Regions
Esperance Plains, Jarrah Forest, Mallee.
IBRA Subregions
Fitzgerald, Recherche, Southern Jarrah Forest, Western Mallee.
Local Government Areas (LGAs)
Albany, Dumbleyung, Esperance, Gnowangerup, Jerramungup, Kent, Plantagenet, Ravensthorpe.