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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 Conservation listings displayed on Florabase may also be out of date.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 seminuda (A.S.George) Rye
River Banksia

Reference
Nuytsia 5(1):25-27 (1984)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Non-lignotuberous shrub or tree, 1-25 m high. Fl. yellow/orange-yellow/red, Mar to Aug. Sand, loam. Coastal consolidated dunes near granite outcrops, along watercourses.

Grazyna Paczkowska, Descriptive Catalogue, 27 July 1995
Image

Scientific Description

Trees, 6-13 m high; branchlets hairy. Leaves petiolate, whorled, 55-110 mm long, 4-14 mm wide, hairy; petiole 2-4 mm long; lamina flat, clearly widest above the middle, once divided, pinnately divided, entire or shallowly divided, teeth distinctly pointing towards the apex, with 7-11 lobes on each side, the margins recurved. Inflorescences tomentose (with matted or tangled, soft, woolly hairs), yellow, hairy. Perianth 16-22 mm long, glabrous, without awns; pistil 26-35 mm long, hooked, style glabrous. Follicles hairy, tomentose (with matted or tangled, soft, woolly hairs), elliptic, 10-15 mm long. Flowers in March, April, May, June, July or August. Occurs in the South-west (SW) Botanical Province(s), in the Jarrah Forest (JF) or Warren (WAR) IBRA subregion(s).

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

Distribution

IBRA Regions
Jarrah Forest, Warren.
IBRA Subregions
Northern Jarrah Forest, Southern Jarrah Forest, Warren.
IMCRA Regions
WA South Coast.
Local Government Areas (LGAs)
Albany, Augusta Margaret River, Bridgetown-Greenbushes, Collie, Denmark, Donnybrook-Balingup, Harvey, Manjimup, Murray, Nannup, Plantagenet, Waroona.