Strain number NIES-4340  
Phylum Chlorophyta  
Class Chlorophyceae  
Scientific name Volvox rousseletii G.S.West  
Synonym  
Former name  
Common name Green alga ; Volvocine alga  
Locality (Date of collection) Lake Sagami, Kanagawa, Japan (2018-07-26)  
Latitude / Longitude 35.6122 / 139.19095 
Habitat (Isolation source) Freshwater (Reservoir water)  
History < Kinbara, Ryosuke; Nozaki, Hisayoshi  
Isolator (Date of isolation) Kinbara, Ryosuke (2018-07-26)  
Identified by Kinbara, Ryosuke; Nozaki, Hisayoshi  
State of strain Subculture; Unialgal; Clonal; Axenic[2025 Mar]  
Culture condition
(Preculture condition)
Medium:  AF-6  
Temperature:  25 C
Light intensity:  22-25 µmol photons/m2/sec, L/D cycle:  10L:14D
Duration:  1 M  
Gene information 18S-ITS1-5.8S-ITS2-28S ( LC493801 )  
Cell size (min - max)  
Organization Colonial; Flagellate 
Characteristics Phototaxis ; Dioecious ; Heterothallic ; Female  
Other strain no. Other strain no. : v-sgm-23  
Remarks Fragile species to transportation stresses; Read and agree "How to order 4.1"; Axenic 
Movie  
Related strain information
(Large number of orders and same genus or species)
Related strain information
(Whose relevance due to simultaneous purchases and other information is inferred by AI)
Strain number Scientific name Common name Habitat (Isolation source) Characteristics
NIES-3780
Volvox africanus Green alga ; Volvocine alga   Freshwater (Lake water) Phototaxis ; Homothallic ; Monoecious with male ; Oogamy ; F1 strain (NIES-3784) ; Genome decoded strain (Yamamoto et al. 2021)  
NIES-694
Volvox aureus Green alga ; Volvocine alga   Freshwater (Stream water) Other water bloom ; Phototaxis ; Homothallic ; Dioecious ; Oogamy  
NIES-4029
Volvox ferrisii Green alga ; Volvocine alga   Freshwater (Pond water) Phototaxis ; Homothallic ; Monoecious ; Oogamy ; Resting zygote forming  
NIES-241
Volvox aureus Green alga ; Volvocine alga   Freshwater (Pond sediment) Phototaxis ; Fertility lost  
NIES-732
Volvox carteri Green alga ; Volvocine alga   Freshwater (Paddy soil) Phototaxis ; Authentic strain ; Heterothallic ; Dioecious ; Oogamy ; Female ; Crosses with NIES-733  
Related strain information
(Used in same reference)
Strain number Scientific name Common name Habitat (Isolation source) Characteristics
NIES-4341
Volvox rousseletii Green alga ; Volvocine alga   Freshwater (Reservoir water) Phototaxis ; Dioecious ; Heterothallic ; Male  
NIES-4342
Volvox rousseletii Green alga ; Volvocine alga   Freshwater (Water) Phototaxis ; Dioecious ; Heterothallic ; Male  
Reference
Kimbara, R., Isaka, N., Matsuzaki, R., Kawai-Toyooka, H., Kawachi, M., Nozaki, H. 2019 Morphological and molecular identification of the dioecious “African species Volvox rousseletii (Chlorophyceae) in the water column of a Japanese lake based on field-collected and cultured materials. PLoS One, 14, e0221632 (article ID).
Strain(s): 4336433743384339434043414342 
PubMed: 31465476
DOI: 10.1371/journal.pone.0221632

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