Electronic Flora of South Australia Family Fact Sheet
Phylum Chlorophyta – Order Derbesiales
Thallus (gametophyte) erect, usually several cm high, with one to several distinct axes pinnately or radially branched and sub-branched, branches and ramuli basally constricted, cylindrical to slightly tapering; sporophytic thallus filamentous, creeping, slightly branched.
Reproduction: Gametophyte monoecious or dioecious, producing anisogametes within ramuli cut off by a basal septum, liberated through papillae or from lateral gametangia. Sporophytes producing stephanokontic zoospores within the filaments.
References: The Marine Benthic Flora of Southern Australia Part I
Womersley, H.B.S. (31 May, 1984)
The Marine Benthic Flora of Southern Australia
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