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Gamophyceae: Zygnematales: Desmidiaceae or Closteriaceae

Closterium moniliferum
(Bory) Ehrenberg var. moniliferum

Species: Cell body moderately curved, gradually attenuated toward ends, which are broadly rounded, inner margin slightly inflated in the middle, outer margin strongly convex, 204-384 μm long, 36-60 μm wide, L/W=4.6-8; chloroplasts with 4-6 longitudinal ridges and 4-7 pyrenoids in each semicell; cell wall smooth and colorless; zygospores ellipsoid with a smooth wall (Photomicrographs of the Freshwater Algae, vol. 7, 1987). Cell body 170-450 μm long, 28-72 μm wide, L/W=6-8 (Illustrations of The Japanese Fresh-water Algae, 1977).
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4) Cell body moderately curved; inner side concaved; L/W=5-6
Closterium
var. moniliferum
337 x 60 μm
L/W=5.6
Japan, 1998
Closterium moniliferum
var. moniliferum
305 x 52 μm
L/W=5.9
Shiken-zaike
Kamikawa
Saitama, 2004
Closterium moniliferum
var. moniliferum
290 x 53 μm
L/W=5.5
standing water
Hatoyama
Saitama, 2004
Closterium
var. moniliferum
290 x 51 μm
L/W=5.7
Numa-no-hara m
Madarao highland
Niigata, 2006
Closterium moniliferum
var. moniliferum
285 x 50 μm
L/W=5.7
standing water
Hatoyama
Saitama, 2004
Closterium moniliferum
var. moniliferum
265 x 47 μm
L/W=5.6
Urawa
Saitama, 2001
Closterium moniliferum
var. moniliferum
259 x 45 μm
L/W=5.8
Maruyama Park
Saitama, 2002
Closterium moniliferum
var. moniliferum
235 x 42 μm
L/W=5.6
Yamaguchi Univ.
Yamaguchi, 2004
Closterium moniliferum
var. moniliferum
207 x 37 μm
L/W=5.6
Toneri Park
Tokyo, 2001
Closterium moniliferum
var. moniliferum
200 x 35 μm
202 x 30 μm
205 x 30 μm
190 x 30 μm
L/W=5.7
Urawa
Saitama, 2001
Closterium
var. moniliferum
260 x 50 μm
L/W=5.2
Midori-no-ike
Togakushi highland
Nagano, 2005
Similar species -->> C. dianae; C. leibleinii; C. ehrenbergii;

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Closterium
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