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Service Notice

The Western Australian Herbarium’s collections management system, WAHerb, and DBCA’s taxonomic names application, WACensus, have been set to read-only mode since 1 October 2025. Recent taxonomic changes are not reflected in Florabase, herbarium collections, or in the census. We are hoping to be able to reinstate services around December 15; we will provide an update at that time.

The notice period started at 9:00 am on Wednesday, 1 October 2025 +08:00 and will end at 12:00 pm on Monday, 15 December 2025 +08:00.

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Dactyloctenium radulans (R.Br.) P.Beauv.
Button Grass

Reference
Ess.Agrostogr. 72 (1812)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Tufted, decumbent annual, grass-like or herb, 0.15-0.3 m high. Fl. green, Jan to Jun or Oct. Sand, loam. Seasonal swamps, river banks.

Grazyna Paczkowska, Descriptive Catalogue, 4 November 1993

Distribution

IBRA Regions
Avon Wheatbelt, Carnarvon, Central Kimberley, Central Ranges, Coolgardie, Dampierland, Darwin Coastal, Gascoyne, Great Sandy Desert, Great Victoria Desert, Little Sandy Desert, Murchison, Northern Kimberley, Nullarbor, Ord Victoria Plain, Pilbara, Swan Coastal Plain, Tanami, Victoria Bonaparte, Yalgoo.
IBRA Subregions
Ashburton, Augustus, Berkeley, Cape Range, Carnegie, Central, Chichester, Eastern Goldfield, Eastern Murchison, Edel, Fitzroy Trough, Fortescue, Hamersley, Hart, Keep, Mackay, Mann-Musgrave Block, McLarty, Merredin, Mitchell, Nullarbor Plain, Pentecost, Perth, Pindanland, Purnululu, Roebourne, Rudall, Shield, Tanami Desert, Western Murchison, Wooramel.
IMCRA Regions
Kimberley, Pilbara (nearshore), Pilbara (offshore).
Local Government Areas (LGAs)
Ashburton, Broome, Carnarvon, Chittering, Coolgardie, Cue, Dalwallinu, Derby-West Kimberley, Dowerin, East Pilbara, Exmouth, Halls Creek, Kalgoorlie-Boulder, Karratha, Laverton, Leonora, Meekatharra, Mingenew, Morawa, Mount Marshall, Murchison, Ngaanyatjarraku, Port Hedland, Sandstone, Shark Bay, Three Springs, Upper Gascoyne, Wiluna, Wongan-Ballidu, Wyndham-East Kimberley.