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Chlorophyceae: Oedogoniales: Oedogoniaceae

Oedogonium
Link 1820 (John et al., The Freshwater Algal Flora of the British Isles, 2002)
Link ex Hirn 1820 (algaebase)

Order & Family: Filamentous algae; cell division occurs near septum and adds "apical cap" (folded structure near the septum) ; cell body cylindrical, laterally straight or wavy or swell at one end of the cell body ("capitellate") in some species; chloroplasts reticulated with many pyrenoids; asexual reproduction by zoospore; sexual reproduction by fertilization by egg and sperm; monoecious or dioecious.
Genus: linear filament without branching (Illustrations of The Japanese Fresh-water Algae, 1977).
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Cell body laterally swelled at one end
Oedogonium
Oedogonium sp.1
5 samples
x 30-31 μm
1998-2005
Oedogonium
Oedogonium sp.1'
x 28 μm
Miyashiro town
Saitama, 2003
Oedogonium
Oedogonium sp.1''
75 x 25 μm
Chl. band-form ?
Yamagata, 1999
Oedogonium
Oedogonium sp.2
50-75 x 18 μm
Japan, 1998
Oedogonium
Oedogonium sp.2
50-75 x 18 μm
Ajisai Park
Kodaira
Tokyo, 2006
Oedogonium
Oedogonium sp.
15-28 x 15-20 μm
Toyonodai park
Otone
Saitama, 2006
Oedogonium
Oedogonium sp.
μm
Isa-numa
Kawagoe
Saitama, 2008
Oedogonium
Oedogonium sp.3
5 samples
x 14 μm
1998-2004
Oedogonium
Oedogonium sp.5
50-75 x 11 μm
Japan, 1998
Oedogonium
Oedogonium ?
oogonium
x 10 μm
Shinobazu-ike
Tokyo, 2001
Oedogonium
Oedogonium ?
x 11-14 μm
Toneri Park
Tokyo, 2001
Oedogonium
Oedogonium sp.
μm
Omine-numa
Tsukiyono
Gunma, 2003
Oedogonium
Oedogonium sp.
μm
Numappara marsh
Kuroiso
Tochigi, 2003
Oedogonium
Oedogonium sp.
x 8-11 μm
Kejo-numa
Furukawa
Miyagi, 2003
Oedogonium
Oedogonium sp.
16-35 x 24 μm
Watarase river
Ashikaga
Tochigi, 2004
Oedogonium
Oedogonium sp.
μm
near Michi-no-Oasis
Shobu
Saitama, 2004
Oedogonium
Oedogonium sp.
62-67 x 6 μm
Tennoh
Tessei-cho
Okayama, 2004
Oedogonium
Oedogonium sp.
136 x 18 μm
Aquatic botanical g.
Sawara
Chiba, 2004
Oedogonium
Oedogonium sp.
80-85 x 17-20 μm
Hasu-ike
Shiga highland
Nagano, 2005
Oedogonium
Oedogonium sp.
52-56 x 12-19 μm
Kusatsu Onsen b.t.
Kusatsu
Gunma, 2005
Oedogonium
Oedogonium sp.
60-92 x 15 μm
Iroha-numa
Zao mountain
Yamagata, 2005
Oedogonium
Oedogonium sp.
97 x 16.5-18 μm
Iroha-numa
Zao mountain
Yamagata, 2006
Oedogonium
Oedogonium sp.
35-40 x 10 μm
kenko-fukushi p.
Koshigaya
Saitama, 2005
Oedogonium
Oedogonium sp.
μm
kenko-fukushi p.
Koshigaya
Saitama, 2006
Oedogonium
Oedogonium sp.
30 x 9 μm
Nagaike park
Hachioji
Tokyo, 2005
Oedogonium
Oedogonium sp.
30-35 x 4-7 μm
Ichinose-enchi
Norikura highland
Nagano, 2005
Oedogonium
Oedogonium sp.
46-72 x 7 μm
Kannon-numa
Shimogo
Fukushima, 2005
Cell body laterally straight

Oedogonium sp.10
5 samples
x 44-49 μm
1999-2003
Oedogonium
Oedogonium sp.11
14 samples
x 31-40 μm
1998-2006
Oedogonium
Oedogonium sp.9
x 34 μm
Ranzan town
Saitama, 2003
Oedogonium
Oedogonium sp.9
x 29 μm
Mishima
Shizuoka, 2001
Oedogonium
Oedogonium sp.
x 26 μm
Umi-no-nakamichi
Fukuoka, 2001
Oedogonium
O. tyrolicum
50 x 25 μm
Hazama marsh
Ashikaga
Tochigi, 2006
Oedogonium
Oedogonium sp.
63 x 19 μm
Uruguay, 1999
Oedogonium
Oedogonium sp.
μm
Kurihashi
Saitama, 2001
Oedogonium
Oedogonium sp. 4
8 samples
x 12-18 μm
1998-2004
Oedogonium
Oedogonium sp.6
4 samples
x 6-10 μm
1998-2005
Oedogonium
Oedogonium, x 640
12-13 x 4 μm
Japan, 1998
Oedogonium
O. pithophorae
oogonium
x 10 μm
Tega-numa
Chiba, 2000
Oedogonium
Oedogonium sp.
oogonium
μm
near Michi-no-Oasis
Shobu
Saitama, 2004
Apical caps absent ?
Oedogonium
Oedogonium ?
or Microspora ?
x 90 μm
Kashiwa
Chiba, 2002
Oedogonium
Oedogonium ?
or Microspora ?
x 39 μm
Omiya
Saitama, 2001
Oedogonium
Oedogonium ?
or Microspora ?
180 x 24 μm
Iruma river
Kawagoe
Saitama, 2004
Oedogonium
Oedogonium ?
x 12-13 μm
Shijuhachi-ike
Shiga highland
Nagano, 2005
xxxx
Oedogonium ?
36-43 x 6 μm
Shimo-no-koike
Shiga highland
Nagano, 2004
Oedogonium
Oedogonium ?
29-41 x 6-8 μm
Shimo-no-koike
Shiga highland
Nagano, 2005
Budding

Oedogonium sp.
x 37 μm
Japan, 1998
Oedogonium
Oedogonium sp.
x 31 μm
Japan, 1998
Laterally wavy
Oedogonium undulatum
O. undulatum
55-70 x 12-14 μm
Aka-ike
Madarao highland
Niigata, 2006
Oedogonium undulatum
O. undulatum
μm
Yamakado m.
Nishi-Azai
Shiga, 2008
Similar Genus ->> Oedocladium

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Oedogonium
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