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Service Notice

The Western Australian Herbarium’s collections management system and census were set to read-only mode on 1 October 2025. Taxonomic updates published since this time are not being reflected in Florabase, herbarium collections, or Western Australia’s taxonomic names census (Nomos). Conservation listings displayed on Florabase may also be out of date. Please refer to DBCA’s Threatened species and communities webpage for the most recent Threatened and Priority Flora List, noting that recent taxonomic updates are similarly not included. Our database migration is moving to a staging phase. We thank you for your patience as we ensure the integrity of our biodiversity data, develop new workflows, and train staff to use the new systems. Please reach out to us if you have any questions or concerns.

The notice period started at 12:00 pm on Wednesday, 1 October 2025 +08:00 and will end at 12:00 pm on Friday, 1 January 2027 +08:00.

Codium lucasii Setch.

Reference
Proc.Linn.Soc.New South Wales 200 (1935)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current
Image

Scientific Description

Habit and structure. Thallus firm, dark green, applanate, lobed, closely adherent, to 1 cm thick and to 15 cm across. Utricles in clusters, (45–)50–100(–130) µm in diameter at apex and slightly to markedly constricted just below apex, 400–800(–1200) µm long; utricle wall at apex slightly to markedly (up to 65 µm) thickened, internally often pitted; hairs (or scars) common on older utricles. Medullary filaments 12–35 µm in diameter, without plugs.

Reproduction. Gametangia fusiform, 60–125 µm in diameter, 210–360 µm long.

Distribution. From Port Denison, W. Aust., around southern and eastern Australia to Redcliffe, Qld., and the north coast of Tas.

Habitat. Occurs in the lower eulittoral and uppermost sublittoral on rough-water to moderate coasts.

[After Womersley, Mar. Benthic Fl. Southern Australia I: 227–228 (1984)]

John Huisman & Cheryl Parker, 3 August 2021

Distribution

IBRA Regions
Esperance Plains.
IBRA Subregions
Recherche.
IMCRA Regions
Central West Coast, Leeuwin-Naturaliste, WA South Coast.
Local Government Areas (LGAs)
Cockburn, Coorow, Dandaragan, Esperance, Rockingham.