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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.

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Themeda triandra Forssk.

Reference
Fl.Aegypt.-Arab. 178 (1775)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Tufted perennial, grass-like or herb, 0.3-2 m high. Fl. red-brown/purple, Jan to Dec. Sand, clay, alluvium, lateritic gravel, granite, basalt. Claypans, creeks, savannas.

Grazyna Paczkowska, Descriptive Catalogue, 20 December 1993
Image

Distribution

IBRA Regions
Avon Wheatbelt, Carnarvon, Central Kimberley, Central Ranges, Coolgardie, Esperance Plains, Gascoyne, Geraldton Sandplains, Gibson Desert, Great Sandy Desert, Great Victoria Desert, Hampton, Jarrah Forest, Little Sandy Desert, Murchison, Northern Kimberley, Ord Victoria Plain, Pilbara, Swan Coastal Plain, Victoria Bonaparte, Warren.
IBRA Subregions
Ashburton, Augustus, Berkeley, Cape Range, Carnegie, Central, Chichester, Eastern Goldfield, Eastern Murchison, Fitzgerald, Fortescue, Geraldton Hills, Hamersley, Hampton, Hart, Katanning, Keep, Lateritic Plain, Mackay, Mann-Musgrave Block, McLarty, Mitchell, Mount Eliza, Northern Jarrah Forest, Pentecost, Perth, Purnululu, Recherche, Roebourne, Rudall, Shield, Southern Jarrah Forest, South Kimberley Interzone, Trainor, Warren, Western Murchison, Wooramel.
IMCRA Regions
Central West Coast, Kimberley, Leeuwin-Naturaliste.
Local Government Areas (LGAs)
Albany, Armadale, Ashburton, Augusta Margaret River, Boddington, Bridgetown-Greenbushes, Busselton, Carnarvon, Chapman Valley, Chittering, Coolgardie, Cue, Dandaragan, Dardanup, Derby-West Kimberley, Dundas, East Pilbara, Esperance, Exmouth, Gosnells, Greater Geraldton, Halls Creek, Harvey, Jerramungup, Kalamunda, Kalgoorlie-Boulder, Karratha, Katanning, Laverton, Leonora, Manjimup, Meekatharra, Menzies, Mundaring, Murchison, Nannup, Narrogin, Ngaanyatjarraku, Northampton, Plantagenet, Port Hedland, Ravensthorpe, Serpentine-Jarrahdale, Swan, Toodyay, Upper Gascoyne, Wandering, Waroona, West Arthur, Williams, Wiluna, Wyndham-East Kimberley, York.