Skip to main content

Boronia alata Sm.
Winged Boronia

Trans.Linn.Soc.London 8:283 (1807)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status

Upright, spreading shrub, 0.3-2(-3) m high. Fl. pink-white, Jul to Dec. Coastal sand & limestone. Dunes, cliffs.

Grazyna Paczkowska, Descriptive Catalogue, 15 August 1996

Scientific Description

Shrub, spines absent; branchlets smooth, without distinct raised glands, winged or strongly angled in cross-section, covered in hairs or scales, the hairs simple. Leaves opposite, compound, 30-75 mm long, with 13-17 leaflets, each 7-18 mm long, 3-8 mm wide, flat, the margins flat, smooth, without distinct raised glands, glabrous; stipular excrescences absent. Flowers in axillary, loose clusters (cymes or panicles); pedicels 4-5 mm long; calyx present, 3.5-4 mm long, smooth, without distinct raised glands, glabrous except for a ciliate marginal fringe, the hairs simple or stellate (star-shaped); corolla pink or white or cream, petals four, 9-10 mm long, imbricate (overlapping), free, hairy on the surfaces or glabrous; stamens twice as many as petals, 1-1.5 mm long, smooth, hairy; anthers 0.5-0.7 mm long, without an appendage. Flowers in July, August, September, October, November and December. Occurs in the South-West Botanical Province, in the Jarrah Forest, Warren, Esperance and Swan Coastal Plain IBRA region(s).

C. Hollister and K.R. Thiele, 14 November 2023


IBRA Regions
Esperance Plains, Jarrah Forest, Swan Coastal Plain, Warren.
IBRA Subregions
Fitzgerald, Perth, Recherche, Southern Jarrah Forest, Warren.
IMCRA Regions
Leeuwin-Naturaliste, WA South Coast.
Local Government Areas (LGAs)
Albany, Augusta Margaret River, Busselton, Cockburn, Cottesloe, Denmark, Esperance, Manjimup, Rockingham.