Ulvophyceae
: Ulotrichales: Ulotrichaceae
Ulothrix
sp.
Family: Chloroplasts
plate-like
or
ribbon-like
; sexual reproduction by
isogamy
.
Genus: Without gelatinous sheath; filaments consist of many cells;
rhizoid
formed at one end (Illustrations of The Japanese Fresh-water Algae, 1977).
Species:
Similar Genus ->>
Klebsormidium
Ulothrix
?, cell body
12-15
μm long,
14
μm wide, x 640, Usui river, near Yachiyo bridge, Takasaki city, Gunma Pref., Japan, April 11, 2004 by Y. Tsukii
50 μm
100 μm
150 μm; x 400 :
31 μm
63 μm
94 μm; x 640
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