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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.

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Banksia grandis Willd.
Bull Banksia

Reference
Sp.Pl. [Linnaeus] 1:535 (1798)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Tree or shrub (in south coastal areas), 1.5-10 m high, with epicormic buds. Fl. yellow-green, Sep to Dec or Jan. White or grey sand, laterite.

Grazyna Paczkowska, Descriptive Catalogue, 27 July 1995
Image

Scientific Description

Trees, 2-7 m high; branchlets glabrous or hairy. Leaves petiolate, alternate, 140-310 mm long, 70-135 mm wide, hairy; petiole 10-25 mm long; lamina flat, once divided, pinnately divided, divided to the midrib, with 10-12 lobes on each side, the margins flat. Inflorescences tomentose (with matted or tangled, soft, woolly hairs), yellow; innermost bracts 15-20 mm long, hairy. Perianth 28-30 mm long, glabrous, without awns; pistil 34-42 mm long, curved, style glabrous. Follicles hairy, tomentose (with matted or tangled, soft, woolly hairs), elliptic, 17-25 mm long. Flowers in January, September, October, November or December. Occurs in the South-west (SW) Botanical Province(s), in the Geraldton Sandplains (GS), Swan Coastal Plain (SWA), Avon Wheatbelt (AW), Jarrah Forest (JF), Warren (WAR) or Esperance Plains (ESP) IBRA subregion(s).

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

Distribution

IBRA Regions
Avon Wheatbelt, Esperance Plains, Geraldton Sandplains, Jarrah Forest, Swan Coastal Plain, Warren.
IBRA Subregions
Dandaragan Plateau, Fitzgerald, Katanning, Lesueur Sandplain, Northern Jarrah Forest, Perth, Southern Jarrah Forest, Warren.
IMCRA Regions
WA South Coast.
Local Government Areas (LGAs)
Albany, Armadale, Augusta Margaret River, Beverley, Boddington, Boyup Brook, Bridgetown-Greenbushes, Busselton, Canning, Capel, Chittering, Cockburn, Collie, Cranbrook, Dandaragan, Dardanup, Denmark, Donnybrook-Balingup, Gnowangerup, Gosnells, Harvey, Kalamunda, Kwinana, Mandurah, Manjimup, Melville, Mundaring, Murray, Nannup, Narrogin, Northam, Plantagenet, Serpentine-Jarrahdale, Stirling, Swan, Toodyay, Wandering, Wanneroo, Waroona, West Arthur, Williams, Woodanilling, York.