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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. Due to the rapidly approaching holiday season and associated agency and facility soft closures, along with the substantial work involved in data mapping, cleaning, and verification, the migration to the new collection management software is not expected to occur before 1 March 2026, when a further update will be provided. 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 Monday, 2 March 2026 +08:00.

Alisma lanceolatum With.
Water Plantain

Reference
Arr.Brit.Pl. Ed.3,2:362 (1796)
Conservation Code
Not threatened
Naturalised Status
Alien to Western Australia
Name Status
Current

Rhizomatous, emergent aquatic perennial, herb, to 1 m high. Fl. pink, probably Dec or Jan to Feb. Damp ground or shallow water.

Grazyna Paczkowska, Descriptive Catalogue, 12 July 1994

Distribution

IBRA Regions
Swan Coastal Plain.
IBRA Subregions
Perth.
Local Government Areas (LGAs)
Armadale, Harvey, Murray, Waroona.