Gamophyceae:
Desmidales: Desmidiaceae
(Charophyceae: Zygnematales: Desmidiaceae)
Micrasterias foliacea
Bailey
Genus:
Cell body flat, large, variable in shape, longer than wide; strong constriction at center;
each semicell with several notches; cell wall with many short spines
(Illustrations of The Japanese Fresh-water Algae, 1977).
Species:
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Micrasterias foliacea,
cell body 89 μm long (semicell 44 μm long), 89 μm wide,
x 200, x 400, x 640, Hiroshima Pref., Japan, October 1998, by Y. Tsukii
100 μm
200 μm
300 μm; x 200 :
50 μm
100 μm
150 μm; x 400
31 μm
63 μm
94 μm; x 640
50 μm
100 μm
150 μm; x 400 :
31 μm
63 μm
94 μm; x 640
Micrasterias foliacea Bailey:
Cell body small, nearly rectangular, length = width; strong constriction at center;
semicell also rectangular with indentations (notches); a paired protrusion at the apical end;
73-78 μm long,
67-70 μm wide,
constriction 14 μm wide;
cells attached antero-posterially to form a band-like colony
(Illustrations of The Japanese Fresh-water Algae, 1977).
Please click on images for viewing enlarged.
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