Synonyms: Staurodesmus convergens var. ralfsii f. curtus W.B.Turner AlgaeBase*

Description: L 48.8–60.1um, Br ssp. 45.7–50.3um, Br csp. 56.6–69.7um, Isth 13.9–14.6um. Spines 4.8–11.1um long (Fig. 11f). Individuals of this taxon were very common in the sample. This variety differs from the typical by having a straight apex and this was true for most cells in the sample. however, a few did have a slightly convex apex. Many were surrounded by mucilage layer. It is similar to Arthrodesmus convergens var. curtus W.B.Turner (Scott & Prescott 1961, pl. 34, figs 5&6). (Dingley 2001)

State distribution in Australia, based on available literature

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