Strain number NIES-4465  
Phylum Chlorophyta  
Class Chlorophyceae  
Scientific name Volvox ferrisii Isaka, Matsuzaki & Nozaki  
Former name  
Common name Green alga ; Volvocine alga  
Locality (Date of collection) Shinden, Isumi, Chiba, Japan (2018-10-13)  
Latitude / Longitude 35.26277777 / 140.37500000 
Habitat (Isolation source) Freshwater (Paddy soil)  
Isolator (Date of isolation) Nozaki, Hisayoshi (2018-10-31)  
Identified by Nozaki, Hisayoshi  
State of strain Subculture; Unialgal; Clonal; Axenic[2022 Mar]  
Culture condition
(Preculture condition)
Medium:  VTACAF-6  
Temperature:  25 C
Light intensity:  22-25 µmol photons/m2/sec, L/D cycle:  16L:8D
Duration:  1 M  
Gene information 18S-ITS1-5.8S-ITS2-28S ( LC575050 )  
Cell size (min - max) 100 - 600 μm  
Organization Colonial; Flagellate 
Characteristics Phototaxis ; Homothallic ; Monoecious ; Oogamy ; Resting zygote forming ; Life cycle (Isaka et al. 2012, J. Phycol.)  
Other strain no. Other strain no. : 2018-1031-VVx2  
Remarks Fragile species to transportation stresses; Read and agree "How to order 4.1"; Axenic 
Nozaki, H., Sano, S., Tezuka, Y., Ooyabu, K. 2020 Morphology and taxonomy of a species of Volvox (Chlorophyceae) from Chiba Prefecture, Japan. Jpn. J. Phycol. (Sôrui), 68, 153-156 (in Japanese with English summary).
Keywords: asexual spheroid; molecular phylogeny; monoicous species; morphology; sexual spheroid; taxonomy; Volvox; Volvox ferrisii; Volvox sect; Volvox
Strain(s): 4465 

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