Skip to main content

Service Notice

The Western Australian Herbarium’s collections management system, WAHerb, and DBCA’s flora taxonomic names application, WACensus, have been set to read-only mode since 1 October 2025. Recent taxonomic changes are not currently being reflected in Florabase, herbarium collections, or the census. The project team is now conducting testing of the migrated data, and a further update will be provided by the end of the financial year (1 July). Please reach out to us if you have any questions or concerns.

The notice period started at 9:45 am on Friday, 12 December 2025 +08:00 and will end at 12:00 pm on Wednesday, 1 July 2026 +08:00.

Scaevola humifusa de Vriese
Procumbent Scaevola

Reference
Lehm., Pl.Preiss. [J.G.C.Lehmann] 1:410 (1845)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Prostrate shrub, 0.01-0.5 m high. Fl. white-cream/white-blue, Aug to Nov or Jan. Sandy & clayey soils. Saline flats.

Grazyna Paczkowska, Descriptive Catalogue, 20 March 1996
Image

Scientific Description

Stems unribbed. Leaves flat, 6-20 mm long, 0.3-3.5 mm wide, Indumentum present, with dense or sparse, simple hairs; margins entire. Bracteoles absent. Pedicel pedicellate, Pedicel length the pedicels 1-1.3 mm long, Indumentum present, Hair type with simple hairs. Calyx lobes present, Calyx length 5 mm long, hairy, with dense, simple hairs. Corolla white or cream, 8-10 mm long, without auricles, not spurred, hairy on the outside, with sparse, simple hairs, hairy on the inside; central lobes 2.8-3.6 mm long, with wings; outer lobes 2.8-3.5 mm long, wings present on both sides, 0.3-0.5 mm wide. Anthers free. Ovary inferior, not gibbose; style 5.5-8 mm long, hairy; indusium single, hairy; ovules one or two. Flowers in January, August, September, October, November and December. Occurs in the Coolgardie (COO), Geraldton Sandplains (GS), Swan Coastal Plain (SWA), Avon Wheatbelt (AW), Mallee (MAL) and Esperance Plains (ESP) IBRA Region(s), of the Eremaean (E) and South West (SW) Botanical Province.

C. Hollister and K.R. Thiele, 2 August 2023

Distribution

IBRA Regions
Avon Wheatbelt, Coolgardie, Esperance Plains, Geraldton Sandplains, Mallee, Swan Coastal Plain.
IBRA Subregions
Eastern Mallee, Fitzgerald, Katanning, Lesueur Sandplain, Merredin, Perth, Southern Cross, Western Mallee.
Local Government Areas (LGAs)
Beverley, Carnamah, Coorow, Corrigin, Cunderdin, Dalwallinu, Dandaragan, Dowerin, Dundas, Esperance, Kent, Kondinin, Koorda, Lake Grace, Moora, Narembeen, Pingelly, Quairading, Ravensthorpe, Tammin, Wagin, Wickepin, Wongan-Ballidu.