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Cyanophyceae: Chroococcales: Chroococcaceae
Cyanophyceae: Chroococcales: Synechococcaceae

 Cyanothece major
(Schröter) Komárek 1976
Syn: Synechococcus major f. crassior Lagerheim 1886

Synechococcus Order & Family: Floating unicells or a colony embedded in a matrix; no differentiation of apical and base structures; only one family.
Genus: Unicells lacking sheath; cell body ellipsoidal, cylindrical or spindle-shaped (Illustrations of The Japanese Fresh-water Algae, 1977).

Cyanothece major f. crassior Lagerheim, cell body ellipsoidal in shape, 52 μm long, 30 μm wide, x 640, Ukishima marsh (or bog), Tsugaike highland (Tsugaike Natural Park), Otari village, Nagano Pref., Japan, July 3, 2005 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Synechococcus Synechococcus

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