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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.

Ulva kraftiorum Huisman

Reference
Algae of Australia: Marine Benthic Algae of North-western Australia, 1. Green and Brown Algae 28-29, Fig. 3E (2015)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Scientific Description

Habit and structure. Thallus erect, to 9 cm tall, olive-green to grass-green, tufted, with a rhizoidal base. Primary axes 30–200 μm diam. Branching irregular, most axes with uniseriate lateral branches, these alternate or often opposite, 15–20 μm diam. Cells transversely and longitudinally aligned throughout, although often displaced, 10–35 μm diam. in surface view, each with 2–10 pyrenoids <3.5 µm diam. Reproductive thalli with fertile distal regions; cytoplasm of cells rounding and forming 5–7 zoids.

Distribution. Widespread in Australian seas (at least).

Habitat. Epiphytic or epilithic in the intertidal and shallow subtidal.

[After Huisman, Algae of Australia: Mar. Benthic Algae of North-western Australia, 1. Green and Brown Algae 28 (2015)]

John Huisman and Cheryl Parker, 3 August 2021

Distribution

IBRA Regions
Carnarvon, Northern Kimberley, Swan Coastal Plain, Warren.
IBRA Subregions
Cape Range, Mitchell, Perth, Warren.
IMCRA Regions
Kimberley, Leeuwin-Naturaliste, Pilbara (offshore), Shark Bay, WA South Coast.
Local Government Areas (LGAs)
Albany, Ashburton, Derby-West Kimberley, Fremantle, Karratha, Manjimup, Shark Bay, South Perth, Wyndham-East Kimberley.