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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.

Isopogon asper R.Br.

Reference
Prodr. Suppl. 8 (1830)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Generally low spreading, multi-stemmed, lignotuberous shrub, 0.2-0.8(-1.5) m high. Fl. pink/pink-white, Jun to Oct. White, grey, yellow/brown sand, often with gravel, laterite, granite. Hills, granite outcrops.

Grazyna Paczkowska, Descriptive Catalogue, 18 August 1995
Image

Scientific Description

Shrubs, 0.5-1 m high, with straight hairs. Leaves alternate, 20-30 mm long, glabrous; lamina terete, twice or more divided, tripartitely divided, divided to the midrib, with 3-5(-8) points or lobes; distance from base of leaf to lowest lobe 6-7 mm. Inflorescences not viscid, pink. Perianth 10-16 mm long, glabrous; pistil 12-16 mm long; pollen presenter not fusiform, hairy, 4-6 mm long, the brush 1.5-2 mm long. Cone with deciduous scales, 18-20 mm long. Flowers in June, July, August, September or October. Occurs in the South-west (SW) Botanical Province(s), in the Geraldton Sandplains (GS), Swan Coastal Plain (SWA) or Jarrah Forest (JF) IBRA subregion(s).

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

Distribution

IBRA Regions
Geraldton Sandplains, Jarrah Forest, Swan Coastal Plain.
IBRA Subregions
Dandaragan Plateau, Lesueur Sandplain, Northern Jarrah Forest, Perth.
Local Government Areas (LGAs)
Armadale, Canning, Carnamah, Chittering, Coorow, Dandaragan, Gosnells, Kalamunda, Mundaring, Murray, Serpentine-Jarrahdale, Swan, Three Springs, Waroona.