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Diplolaena angustifolia Hook.
Yanchep Rose

Bot.Mag. 70:Tab.4059 (1844)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status

Erect compact or spreading shrub, 0.3-1.5 m high, leaves linear to narrowly oblong, margin recurved to revolute, involucral bracts to 2 cm long. Fl. red/orange, Jun to Oct. White or yellow sand. Limestone hills & rocky ridges, sand dunes.

Helen Coleman, Descriptive Catalogue, 26 May 1998

Scientific Description

Shrub, spines absent; branchlets smooth, without distinct raised glands, +/- cylindrical in cross-section, glabrous. Leaves opposite, simple, 15-50 mm long, 1.5-8 mm wide, flat, the margins recurved or revolute, smooth, without distinct raised glands, covered in hairs or scales, with stellate (star shaped) hairs; stipular excrescences absent. Flowers in a distinct head surrounded by bracts, the outer bracts 12-30 mm long; pedicels 5-8 mm long; calyx minute or absent, smooth, without distinct raised glands; corolla red or orange, petals five, 8.5-10 mm long, imbricate (overlapping), free, glabrous; stamens twice as many as petals, 15-27 mm long, smooth, hairy; anthers 1.5-2.5 mm long, without an appendage. Flowers in June, July, August, September and October. Occurs in the South-West Botanical Province, in the Avon Wheatbelt, Swan Coastal Plain and Geraldton IBRA region(s).

C. Hollister and K.R. Thiele, 15 September 2023


IBRA Regions
Avon Wheatbelt, Geraldton Sandplains, Swan Coastal Plain.
IBRA Subregions
Dandaragan Plateau, Katanning, Lesueur Sandplain, Perth.
IMCRA Regions
Central West Coast.
Local Government Areas (LGAs)
Carnamah, Coorow, Dandaragan, Gingin, Irwin, Moora, Perth, Wanneroo.