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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. The project team is now conducting testing of the migrated data, and a further update will be provided by the end of the financial year (1 July). Please reach out to us if you have any questions or concerns.

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Erythrocladia irregularis Rosenv.

Reference
Kongel.Danske Vidensk.Selsk.Naturvidensk.Math.Afh. 72-73, figs 11-12 (1909)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Scientific Description

Habit and structure. Thallus minute (usually 20–100 µm in diameter), forming irregular discs of radiating branched filaments, usually not closely adherent laterally and free at the margins, branching from subapical cells, becoming polystromatic centrally; cells 1.5–6(–10) µm in diameter, 2–15(–20) µm long, rhodoplasts single, parietal, with a pyrenoid.

Reproduction. By monospores liberated from sporangia cut off from central cells in the polystromatic region, 3–5 µm in diameter.

Distribution. Cosmopolitan.

Habitat. A common epiphyte.

[After Womersley, Mar. Benthic Fl. Southern Australia IIIA: 26–27 (1994)]