Species:
Cell body ellipsoidal or nearly spherical, 10-22 μm long, 8-22 μm wide;
papilla absent; flagella 1.5-2 times longer than body length;
chloroplast cup-shaped;
a pyrenoid located at posterior half of the cell; stigma around equator, circular or elliptical in shape;
nucleus anterior; sexual reproduction by isogamy; zygote surface smooth, colored red
(Süßwasserflora von Mitteleuropa 9, Chlorophyta I, 1983).
|
50 μm
100 μm
150 μm; x 400 :
31 μm
63 μm
94 μm; x 640
