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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.

Grevillea byrnesii McGill.

Reference
New Names Grevillea 3 (1986)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Shrub, (2-)3-5.5 m high. Fl. orange/red-orange, May to Aug. Skeletal sandy soils over sandstone, red sand. Ridge tops or upper slopes, red sand dunes.

Grazyna Paczkowska, Descriptive Catalogue, 4 August 1995

Scientific Description

Trees or Shrubs, 4-5.5 m high; branchlets hairy, not glaucous. Leaves alternate, 70-100 mm long, 35-55 mm wide, hairy, on the adaxial or abaxial surface, the hairs straight; lamina flat, clearly widest above the middle, once divided, pinnately divided, shallowly divided, the margins flat. Inflorescences axillary or terminal, orange; pedicels 7-9 mm long. Perianth 7-10 mm long; tepals all free after flower opens, hairy, glandular-hairy; ovary glabrous, stipitate, the stipe 2-4 mm long; pistil 10-12 mm long, orange, pollen presenter lateral, style hairy. Follicles glabrous, not viscid, dehiscent, 17-24 mm long. Flowers in May, June, July or August. Occurs in the Northern (N) or Eremaean (ER) Botanical Province(s), in the Great Sandy Desert (GSD) or Ord-Victoria Plains (OVP) IBRA subregion(s).

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

Distribution

IBRA Regions
Ord Victoria Plain, Victoria Bonaparte.
IBRA Subregions
Purnululu.
Local Government Areas (LGAs)
Halls Creek.