Species:
Colony of 4 or 8 cells; "chaplet" structure not obvious, cells radially arrange;
cell body anteriorly rounded, posteriorly elongated and tapered,
10-32 μm long, 8-10 μm wide; cellwall thin; papilla absent;
chloroplast filling posterior end; stigma elliptical, anterior; two contractile vacuoles apical
(Süßwasserflora von Mitteleuropa 9, Chlorophyta I, 1983).
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