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Service Notice

The Western Australian Herbarium’s collections management system and census were set to read-only mode on 1 October 2025. Taxonomic updates published since this time are not being reflected in Florabase, herbarium collections, or Western Australia’s taxonomic names census (Nomos). Conservation listings displayed on Florabase may also be out of date. Please refer to DBCA’s Threatened species and communities webpage for the most recent Threatened and Priority Flora List, noting that recent taxonomic updates are similarly not included. Our database migration is moving to a staging phase. We thank you for your patience as we ensure the integrity of our biodiversity data, develop new workflows, and train staff to use the new systems. Please reach out to us if you have any questions or concerns.

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Banksia squarrosa subsp. argillacea (A.S.George) A.R.Mast & K.R.Thiele

Reference
Austral.Syst.Bot. 20:70 (2007)
Conservation Code
Threatened
A taxon name retains its ‘Threatened’ status until a new name has been officially endorsed and appears in the Gazettal Notice.
Naturalised Status
Native to Western Australia
Name Status
Current

Erect, open, non-lignotuberous shrub, 1.2-4 m high. Fl. yellow, Jun to Nov. White/grey sand, gravelly clay or loam. Winter-wet flats, clay flats.

Amanda Spooner, Descriptive Catalogue, 26 May 2008
Image

Scientific Description

Shrubs, 1.5-3 m high; branchlets glabrous or hairy. Leaves petiolate, alternate, 40-65 mm long, 5-9 mm wide, hairy; petiole 10-15 mm long; lamina flat, once divided, pinnately divided, shallowly divided, with 3-7 lobes on each side, the margins flat. Inflorescences pubescent (with soft, straight, erect hairs), yellow; innermost bracts 7-9 mm long, hairy. Perianth 18-20 mm long, glabrous, without awns; pistil 22-25 mm long, curved, style hairy. Follicles glabrous, ovate, 8-13 mm long. Flowers in June, July, August, September or October. Occurs in the South-west (SW) Botanical Province(s), in the Swan Coastal Plain (SWA) or Jarrah Forest (JF) IBRA subregion(s). : Conservation code Threatened (T).

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

Distribution

IBRA Regions
Jarrah Forest, Swan Coastal Plain.
IBRA Subregions
Perth, Southern Jarrah Forest.
Local Government Areas (LGAs)
Augusta Margaret River, Busselton, Capel, Donnybrook-Balingup, Nannup, Perth.