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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.

Palisada parvipapillata (C.K.Tseng) K.W.Nam

Reference
Algae 22:54 (2007)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Scientific Description

Habit and structure. Thallus erect to decumbent, dark red to purple, with clusters of cartilaginous compressed axes to 3 cm tall, mostly irregularly branched in one plane. Axes to 2–3 mm wide, smooth to warty due to short lateral branches. Medullary cells 50–90 µm diam., grading to pigmented cortical cells. Outer cortical layer forming a palisade, to 50 µm thick, with epidermal cells radially elongate and with sharply protruding mostly apiculate outer walls. Secondary pit connections visible when viewed in longitudinal sections. Lenticular thickenings not seen.

Reproduction. Not observed.

Distribution. Known from the Indian Ocean and the central and western Pacific Ocean. In north-western Australia, recorded only from Cape Talbot, also in Queensland.

[After Y. Metti, J.M. Huisman & A.J.K. Millar in Algae of Australia: Marine Benthic Algae of North-western Australia, 2. Red Algae: 553–554 (2018)]

John Huisman & Olga Nazarova, 3 August 2021

Distribution

IBRA Regions
Northern Kimberley.
IBRA Subregions
Mitchell.
IMCRA Regions
Kimberley.
Local Government Areas (LGAs)
Wyndham-East Kimberley.