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Cyanophyceae: Nostocales: Oscillatoriaceae

Oscillatoria
[Vaucher 1803] Gomont 1892 (John et al. ed. 2002)
Vaucher (Ling & Tyler 2000)
Vaucher 1803 (sensu Rippka, et al. 1979) (Bergey's Manual, 2nd. 2001)

Family: Trichome (filamentous structure) lacks heterocysts; with equal diameter throughout whole length; no hair-like structure; no branching.
Genus: Trichome without mucous sheath; straight, long, consisting of numerous cells (Illustrations of The Japanese Fresh-water Algae, 1977).
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I) Trichome not constricted at cell-cell junctions; not tapering toward ends
Trichome more than 10 μm in diam.; L/W less than 1.0
Oscillatoria
O. princeps
v. princeps
10 samples
13-47 μm φ
L/W=0.11-0.21
1999-2006
Oscillatoria princeps
O. princeps
v. minor
10 samples
13-47 μm φ
L/W=0.11-0.21
1999-2006
Oscillatoria
O. limosa
22 samples
13.5-19 μm φ
L/W=0.15-0.4
199?-2006
Oscillatoria
O. curviceps
11 samples
10.5-13 μm φ
L/W=0.13-0.5
2003-2006
Oscillatoria
Oscillatoria sp. ?
4.5-9.0 x 11 μm
L/W=0.4-0.8
Komado marsh
Showa & Tajima
Fukushima, 2004
Oscillatoria
Oscillatoria sp. ?
4-8 x 11 μm
L/W=0.4-0.7
Obihiro-Hasshonochi
Obihiro
Hokkaido, 2005
xxxx
Oscillatoria sp. ?
2 samples
2.5 x 11,12 μm
Japan, 2005
Trichome between 5-10 μm in diam. L/W less than 1.0
Oscillatoria
O. subspiroides ?
1-2.5 x 10 μm
L/W=0.1-0.3
rice field
Ichinoseki
Iwate, 2005
Oscillatoria
O. irrigua ?
17 samples
5-11 μm φ
L/W=0.4-0.9
2003-2006
Oscillatoria
O. simplicissima ?
20 samples
7-11 μm φ
L/W=0.3-0.65
2002-2008
Oscillatoria
O. nigra ?
5-10 x 10 μm φ
L/W=0.5-1.0
Toyonodai park
Otone
Saitama, 2006
Oscillatoria
O. nigra ?
4-8 x 6-8.5 μm φ
L/W=0.5-0.9
Maeda
Furukawa
Miyagi, 2003
Oscillatoria
O. nigra ?
4-8 x 7.5 μm φ
L/W=0.5-1.1
Obihiro-Hasshonochi
Obihiro
Hokkaido, 2005
Oscillatoria
O. nigra ?
4-6 x 7 μm φ
L/W=0.4-0.9
Watarase river
Ashikaga
Tochigi, 2004
Oscillatoria
O. yufuensis ?
2-3 x 8 μm φ
L/W=0.3-0.4
Tanohara Natural p.
Ontake highland
Nagano, 2005
Oscillatoria
O. yufuensis ?
2-4 x 9 μm φ
L/W=0.2-0.4
Nidanuma
Tsuchiyu-onsen
Fukushima, 2005
Oscillatoria
O. agardhii
19 samples
4.5-6.5 μm φ
L/W=0.3-1.0
2003-2006
Oscillatoria
O. agardhii ?
3 samples
4.5-5 μm φ
L/W=0.5-1.0
2003-2004
Oscillatoria
O. mougeotii
2.5 x 6 μm
L/W=0.4
Toguchi
Sakado
Saitama, 2004
Oscillatoria
O. subbrevis
1.4 x 5 μm
L/W=0.28
Kinchakuda
Hidaka
Saitama, 2004
Oscillatoria
Oscillatoria sp.
or Lyngbya ?
1.7 x 9.5 μm
L/W=0.18
Riverside green l.
Sawara
Chiba, 2004
Oscillatoria
Oscillatoria sp.
or Lyngbya ?
7 μm φ
L/W=
Kozuki Pond
Takamatsu
Kagawa, 2002
Oscillatoria
Oscillatoria sp.
or Lyngbya ?
6.5 μm φ
L/W=
Namegawa
Saitama, 2003
Trichome between 5-10 μm in diam. L/W more than 1.0
Oscillatoria
Oscillatoria sp.
10 x 7 μm φ
L/W=1.4
Yoshigadaira m.
Shirane mountain
Gunma, 2005
Oscillatoria
Oscillatoria sp.
10 x 7 μm φ
L/W=1.4
Hanasaki water p.
Kazo
Saitama, 2005
Oscillatoria
Oscillatoria sp.
9-13 x 5 μm
L/W=1.8-2.6
Imou bog
Toyohashi
Aichi, 2004
Oscillatoria
Oscillatoria sp.
10 x 5 μm
L/W=2.0
Ukishima marsh
Tsugaike highland
Nagano, 2005
Oscillatoria
Oscillatoria sp.
or Phormidium ?
3-7 x 5 μm
L/W=0.6-1.4
Shimizu-daira
Nasu
Tochigi, 2005
Oscillatoria
Oscillatoria sp.
5-10 x 6 μm
L/W=0.8-1.8
Shiba river
near Owada Park
Saitama, 2005
Oscillatoria
Oscillatoria sp.
6 x 6 μm
L/W=1.0
Mihashi Park
Saitama
Saitama, 2005
Oscillatoria
Oscillatoria sp.
2.5-5 x 4.5 μm
L/W=1.1
Mihashi Park
Saitama
Saitama, 2005
Trichome less than 5 μm in diam.
Oscillatoria
Oscillatoria sp.6
3 samples
3.8-4 μm φ
L/W=
199?-2001
Oscillatoria
O. chlorina ?
3 samples
x 3-4 μm
L/W=
2004-2005
Oscillatoria
Oscillatoria sp.7
2 samples
3-3.5 μm φ
L/W=
199?-2001
Oscillatoria
O. jasorvensis ?
5 x 3.5 μm
L/W=1.4
Yoshigadaira m.
Shirane mountain
Gunma, 2005
Oscillatoria
Oscillatoria sp.
x 4.5 μm φ
L/W=
Tanohara marsh
Shiga highland
Nagano, 2005
Oscillatoria
Oscillatoria sp.
x 4 μm φ
L/W=
Mihashi Park
Saitama
Saitama, 2005
Oscillatoria
Oscillatoria ??
3.5 μm φ
L/W=
Japan, 199?
Oscillatoria
O. lemmermannii
7 samples
2-3 μm φ
L/W=1.2-3.5
2003-2005
Oscillatoria
O. planctonica ?
5 samples
2 x 1.5-2 μm φ
L/W=1.0-1.5
2003-2004
Oscillatoria subtilissima
O. subtilissima
12 samples
1.5-3 μm φ
L/W=1.0-2.3
2002-2005
Oscillatoria
O. quasiperforata
14 samples
x 1-2.5 μm
L/W=
199?-2006
Oscillatoria
Oscillatoria sp. ?
2-4 x 1 μm φ
L/W=2-4
Ikenokochi marsh
Tsuruga
Fukui, 2004
Oscilatoria
Oscilatoria sp. ?
x 1 μm φ
Kamisuwa r.w.st.
Suwa
Nagano, 2005
II) Trichome not constricted at cell-cell junctions; tapering toward ends
Trichome more than 5 μm in diam.
Oscillatoria
Oscillatoria sp.
2-3 x 10 μm φ
L/W=0.2-0.3
Toguchi
Sakado
Saitama, 2004
Oscillatoria
Oscillatoria sp.
3-6 x 9 μm φ
L/W=0.3-0.7
Tanohara Natural p.
Ontake highland
Nagano, 2005
Oscillatoria
Oscillatoria sp.
3 x 9 μm φ
L/W=0.3
Mizuko
Fujimi
Saitama, 2003
Oscillatoria
Oscillatoria sp.
7-8 μm φ
L/W=
Maeda
Furukawa
Miyagi, 2003
Oscillatoria
O. brevis ?
9 samples
5.5-7.5 μm φ
L/W=0.3-0.8
2002-2006
Oscillatoria
O. brevis ?
2-4 x 7 μm φ
L/W=
Ichono-kawa
Higashi-Matsuyama
Saitama, 2006
Oscillatoria
Oscillatoria sp.
1-2 x 7 μm φ
L/W=
Oyama general p.
Oyama
Tochigi, 2006
Oscillatoria
O. priestleyi ?
3 samples
6-7 μm φ
L/W=0.3-1.0
2001-2005
Oscillatoria
O. amoena ?
5.5 μm φ
L/W=0.55-1.1
Kodai-hasu
Gyoda
Saitama, 2006
Trichome less than 5 μm in diam.
Oscillatoria
O. uncinata ?
3 samples
x 3-4 μm
L/W=1.7
Japan, 2005
Oscillatoria/Lyngbya
Oscillatoria sp.8
or Lyngbya ?
2 samples
2.5 μm φ
L/W=
2001-2003
Oscillatoria
O. splendida
4 samples
3-8 x 2.5-3 μm
L/W=1.2-2.7
2004-2006
Oscillatoria
O. acutissima
2 samples
x 1.2-2 μm
L/W=2.5-5.4
Japan, 2004
III) Trichome constricted at cell-cell junctions; not tapering toward ends
Trichome more than 5 μm in diam.
Oscillatoria
O. tenuis
9 samples
x 4-12 μm
L/W=0.2-1.1
199?-2007
Oscillatoria
O. tenuis
9 samples
x 4-12 μm
L/W=0.2-1.1
199?-2007
Oscillatoria
Oscillatoria or
Phormidium retzii ?
6-8 x 8.5 μm
water treatment c.
Sakado
Saitama, 2004
Oscillatoria
Oscillatoria sp.
6.5 μm φ
L/W=
Japan, 199?
Oscillatoria
Oscillatoria sp. or
Phormidium retzii ?
6-11 x 7.5 μm
L/W=0.8-1.5
Shin-Akitsu
Higashi-Murayama
Tokyo, 2004
Oscillatoria
Oscillatoria sp. or
Phormidium retzii ?
5-10 x 7.5 μm
L/W=0.67-1.33
Gyodashi-sogo p.
Gyoda
Saitama, 2006
Oscillatoria
O. iwanoffiana ?
6 samples
x 5-7 μm φ
L/W=0.5-1.2
2003-2005
Oscillatoria
Oscillatoria sp.
or Anabaenopsis ?
5-10 x 6 μm
L/W=0.8-1.7
Watasuge marsh
Tsugaike highland
Nagano, 2005
Oscillatoria
O. hamelii
5 μm φ
L/W=0.7-1.4
Kejo-numa
Furukawa
Miyagi, 2003
Trichome less than 5 μm in diam.
Oscillatoria
O. jovis
3 samples
3-7 x 3-5 μm
L/W=0.7-1.4
2002-2007
Oscillatoria
O. spirulinoides ?
2.2 x 3.5 μm
L/W=0.6
Todoroki g.l.
Kawasaki
Saitama, 2004
Oscillatoria
Oscillatoria sp. ?
2-4 x 3 μm
L/W=0.7-1.3
Kurome river
Asaka
Saitama, 2004
Oscillatoria
O. geminata ?
3-5 x 3 μm
L/W=
Hasu-ike
Shiga highland
Nagano, 2005
Oscillatoria
O. geminata ?
4.5-8 x 2.5 μm
L/W=2-3.2
Sukawa highland
Kurikoma mountain
Akita, 2005
Oscillatoria
Oscillatoria sp. ?
or Planktothrix ?
4-8 x 2.5 μm
kenko-fukushi m. p.
Koshigaya
Saitama, 2005
Oscillatoria
O. limnetica ?
2 samples
1.5 μm φ
L/W=1.3-2.7
Japan, 2002
Oscillatoria
O. neglecta ?
0.5-1.0 x 1.2 μm φ
L/W=0.4-0.8
Japan, 199?
IV) Trichome constricted at cell-cell junctions; tapering toward ends
Oscillatoria
Oscillatoria sp. ?
3-4 x 7-10 μm
L/W=
Watasuge marsh
Tsugaike highland
Nagano, 2005
Oscillatoria formosa
O. formosa
8.5-9.5 μm φ
L/W=
Naruto
Chiba, 2003
Oscillatoria
O. okeni
4-7 x 6.5 μm
L/W=0.6-1.1
Tsukamoto
Sakura-ku
Saitama, 2004
Oscillatoria
Oscillatoria sp.
or Phormidium ?
6-12 x 7 μm
L/W=0.8-1.8
Teganuma Biotope
Abiko
Chiba, 2008
Oscillatoria
Oscillatoria sp.
4-8 x 6 μm
L/W=0.7-1.3
Ukishima marsh
Tsugaike highland
Nagano, 2005
Trichome less than 5 μm in diam.
Oscillatoria
O. cortiana
4.5 μm φ
L/W=1.0-1.6
Tsukamoto
Sakura-ku
Saitama, 2004
Oscillatoria
O. cortiana
4 μm φ
Shirahata-Numa
Urawa
Saitama, 2005

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Oscillatoria
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