Gamophyceae:
Zygnematales: Desmidiaceae or Closteriaceae
Closterium navicula
(Brébisson) Lütkemüller
Species:
Cell body not curved, spindle or boat in shape;
24-(35-84)-93 μm long,
8-(11-20)-22 μm wide;
L/W = 3-4; a single chloroplast and 1 or 2 pyrenoids in each semicell
(Illustrations of The Japanese Fresh-water Algae, 1977).
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Closterium navicula (Brébisson) Lütkemüller,
cell body 47 μm long, 14 μm wide, L/W=3.4,
x 640, a small wetland near Numa-no-hara marsh (Genseikaen), Madarao highland (Niigata & Nagano Pref.), Myoko village, Niigata Pref., Japan, May 15, 2005 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Cell body 55 μm long, 14 μm wide, L/W=3.9, x 640
Cell body 56 μm long, 14 μm wide, L/W=4.0, x 640
Cell body 56 μm long, 14 μm wide, L/W=4.0, x 640
Closterium navicula (Brébisson) Lütkemüller,
cell body 47 μm long, 14 μm wide, L/W=3.4,
x 640, a small wetland near Numa-no-hara marsh (Genseikaen), Madarao highland (Niigata & Nagano Pref.), Myoko village, Niigata Pref., Japan, May 15, 2005 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Cell body 46 μm long, 13 μm wide, L/W=3.5, x 400, x 640
Cell body 55 μm long, 13 μm wide, L/W=4.2, x 400, x 640
Cell body 55 μm long, 14 μm wide, L/W=3.9, x 400, x 640
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