Diplolaena grandiflora Desf.
Wild Rose

Mém.Mus.Hist.Nat. 3:451 (1817)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status

Erect, spreading shrub, 0.5-3 m high, leaves elliptic, outer involucral bracts broadly ovate, inner bracts more or less equal to stamens. Fl. pink-red, May to Oct. Sand. Limestone outcrops & 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, covered in hairs or scales, the hairs stellate (star-shaped). Leaves alternate, simple, 30-45 mm long, 10-15 mm wide, flat, the margins flat, 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 12-16 mm long; pedicels 8-12 mm long; calyx minute or absent, smooth, without distinct raised glands; corolla red or pink, petals five, 5-6.5 mm long, imbricate (overlapping), free, glabrous; stamens numerous (more than twice as many as petals), 18-20 mm long, smooth, hairy; anthers 1.2-1.5 mm long, without an appendage. Flowers in May, June, July, August, September and October. Occurs in the Eremaean and South-West Botanical Province, in the Carnarvon, Yalgoo and Geraldton IBRA region(s).

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


IBRA Regions
Carnarvon, Geraldton Sandplains, Yalgoo.
IBRA Subregions
Cape Range, Edel, Geraldton Hills, Wooramel.
IMCRA Regions
Abrolhos Islands, Central West Coast, Shark Bay, Zuytdorp.
Local Government Areas (LGAs)
Carnarvon, Chapman Valley, Exmouth, Greater Geraldton, Northampton, Shark Bay.