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Service Notice

The Western Australian Herbarium’s collections management system, WAHerb, and DBCA’s taxonomic names application, WACensus, have been set to read-only mode since 1 October 2025. Recent taxonomic changes are not reflected in Florabase, herbarium collections, or in the census. We are hoping to be able to reinstate services around December 15; we will provide an update at that time.

The notice period started at 9:00 am on Wednesday, 1 October 2025 +08:00 and will end at 12:00 pm on Monday, 15 December 2025 +08:00.

Boronia molloyae J.Drumm.
Tall Boronia

Reference
Hook., London J.Bot. 2:169 (1843)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Slender shrub, 1-3(-5) m high. Fl. pink-red, Sep to Dec. Sandy soils. Along creeks & streams, swamps.

Grazyna Paczkowska, Descriptive Catalogue, 19 August 1996
Image

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 opposite, compound, 10-48 mm long, with 5-17 leaflets, each 6-15 mm long, 1.5-2 mm wide, flat, the margins flat, smooth, without distinct raised glands, glabrous; stipular excrescences absent. Flowers axillary, solitary; pedicels 7.5-9 mm long; calyx present, 3-5 mm long, smooth, without distinct raised glands, glabrous except for a ciliate marginal fringe, the hairs stellate (star-shaped); corolla red or pink, petals four, 8.5-9 mm long, imbricate (overlapping), free, glabrous; stamens twice as many as petals, smooth, hairy; anthers 1-2 mm long. Flowers in September, October, November and December. Occurs in the South-West Botanical Province, in the Jarrah Forest, Warren and Swan Coastal Plain IBRA region(s).

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

Distribution

IBRA Regions
Jarrah Forest, Swan Coastal Plain, Warren.
IBRA Subregions
Dandaragan Plateau, Northern Jarrah Forest, Perth, Southern Jarrah Forest, Warren.
Local Government Areas (LGAs)
Albany, Augusta Margaret River, Busselton, Collie, Cranbrook, Denmark, Gingin, Harvey, Manjimup, Murray, Nannup, Plantagenet, Serpentine-Jarrahdale, Waroona, Williams.