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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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Omphalolappula concava (F.Muell.) Brand
Burr Stickseed

Reference
Pflanzenr. 252(Heft 97):135 (1931)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Erect or decumbent annual, herb, 0.05-0.5 m high. Fl. blue, Aug to Sep. Sandy clay or loam. Saline flats, limestone cliffs, flats.

Grazyna Paczkowska, Descriptive Catalogue, 2 December 1996

Distribution

IBRA Regions
Avon Wheatbelt, Carnarvon, Central Ranges, Coolgardie, Hampton, Mallee, Murchison, Nullarbor, Yalgoo.
IBRA Subregions
Carlisle, Eastern Goldfield, Eastern Murchison, Edel, Hampton, Katanning, Mann-Musgrave Block, Mardabilla, Merredin, Nullarbor Plain, Southern Cross, Tallering, Western Mallee, Western Murchison, Wooramel.
Local Government Areas (LGAs)
Coorow, Cue, Dalwallinu, Dundas, Esperance, Kalgoorlie-Boulder, Kent, Meekatharra, Menzies, Mount Marshall, Murchison, Ngaanyatjarraku, Perenjori, Sandstone, Shark Bay, Trayning, Westonia, Wongan-Ballidu, Yalgoo, Yilgarn.