Chlorophyceae
: Chlorococcales: Chlorococcaceae (Characiaceae)
Characium
sp.
Genus: Unicellular; cell body ellipsoidal or spindle-shaped,
attached on a substrate at one end
; a single chloroplast plate-like in shape, with a pyrenoid (Guide book to the "Photomicrographs of the Freshwater Algae", 1998).
Species:
Similar genus --> >
Colacium
;
Characiopsis
;
Characiochloris;
Hydiranum;
Characium
or
Oocystis
?, cell body
μm long,
μm wide, x 640, Gunma-no-suigo-koen (park), Itakura city, Gunma Pref., Japan, May 2003 by Y. Tsukii
50 μm
100 μm
150 μm; x 400 :
31 μm
63 μm
94 μm; x 640
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