Skip to main content

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.

Grevillea olivacea A.S.George
Olive Grevillea

Reference
Nuytsia 1:373 (1974)
Conservation Code
Priority Four
Naturalised Status
Native to Western Australia
Name Status
Current

Erect, non-lignotuberous shrub, 1-4.5 m high. Fl. red/red-pink, Jun to Sep. White or grey sand. Coastal dunes, limestone rocks.

Grazyna Paczkowska, Descriptive Catalogue, 11 August 1995
Image

Scientific Description

Shrubs, 3-4 m high; branchlets hairy, not glaucous. Leaves alternate, 30-75 mm long, 3-20 mm wide, hairy or glabrous, on the adaxial or abaxial surface, the hairs straight; lamina flat, clearly widest above the middle, entire, the margins flat or recurved, exposing the lower surface of the leaf blade. Inflorescences axillary or terminal, yellow, orange or red; pedicels 4-5 mm long. Perianth 7-10 mm long; tepals some joined and some free after flower opens, hairy, simple-hairy; ovary glabrous, stipitate, the stipe 3-5 mm long; pistil 22-28 mm long, yellow or red, pollen presenter oblique, style glabrous. Follicles glabrous, not viscid, dehiscent, 11-15 mm long. Flowers in June, July, August, September or October. Occurs in the South-west (SW) Botanical Province(s), in the Geraldton Sandplains (GS) or Swan Coastal Plain (SWA) IBRA subregion(s). : Conservation code Priority Four (P4).

C. Hollister and K.R. Thiele, 19 January 2024

Distribution

IBRA Regions
Geraldton Sandplains, Swan Coastal Plain.
IBRA Subregions
Dandaragan Plateau, Geraldton Hills, Lesueur Sandplain, Perth.
IMCRA Regions
Central West Coast.
Local Government Areas (LGAs)
Carnamah, Cockburn, Coorow, Dandaragan, Greater Geraldton, Irwin.