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Gamophyceae: Desmidales: Desmidiaceae
(Charophyceae: Zygnematales: Desmidiaceae)

Desmidium
C. Agardh 1824 (John, et al. ed. 2002)
Ralfs (Coesel & Meesters 2007)
(Agardh) Ralfs (Ling & Tyler 2000)
C. Agardh ex Ralfs 1848 (Algaebase)

Family: Unicells or cells loosely attached forming hyphae; cell body varied in shape, a constriction at the center in most species; cell walls consisting of two or more parts, with small pores and various ornaments (Illustrations of The Japanese Fresh-water Algae, 1977).
Genus: Cell body short, with a deep constriction at the center, apical view fusiform or radially symmetrical; cell apexes without spiny projections; intermediate zone or folded structure appeared during cell division; zygospores remain within their mother cells (Illustrations of The Japanese Fresh-water Algae, 1977).
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Desmidium
D. baileyi
5 samples
16-23 x 20-29 μm
1999-2004
Desmidium baileyi
D. baileyi
5 samples
16-23 x 20-29 μm
1999-2004
Desmidium swartzii
D. aptogonum
3 samples
15-19 x 22-28 μm
1999-2005
Desmidium coarctatum
D. coarctatum
6 samples
19-25 x 20-31 μm
2006-2008
Desmidium swartzii
D. swartzii
v. swartzii
14 samples
14-20 x 26-40 μm
2001-2008
Desmidium
D. swartzii
v. swartzii
14 samples
14-20 x 26-40 μm
2001-2008
Desmidium swartzii
D. swartzii
v. quadrangulatum
22 x 46 μm
Senuki
Nasu
Tochigi, 2004
Desmidium
D. swartzii
v. quadrangulatum
20 x 40-55 μm
Naruto
Chiba, 2003
Desmidium swartzii
D. swartzii
v. quadrangulatum
μm
near Railway St.
Odate
Akita, 2007
Desmidium
Desmidium sp.
22 x 44 μm
Univ. A.V.M.
Obihiro
Hokkaido, 2005
Desmidium pseudostreptonema
D. pseudostreptonema
19 x 31 μm
Kareki-numa m.
Nikko
Tochigi, 2008.9

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Desmidium
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