Strain number NIES-4534  
Phylum Chlorophyta  
Class Chlorophyceae  
Scientific name Volvox amboensis M.F.Rich & Pocock  
Synonym  
Former name  
Common name Green alga ; Volvocine alga  
Locality (Date of collection) Blunder Road, near Sydney, Australia  
Latitude / Longitude  
Habitat (Isolation source) Freshwater (Soil)  
History < Nozaki, Hisayoshi < Coleman, A. W. < Starr, R. C.  
Isolator (Date of isolation) Starr, Richard C.  
Identified by  
State of strain Subculture; Unialgal; Clonal; Axenic  
Culture condition
(Preculture condition)
Medium:  AF-6  
Temperature:  20 C
Light intensity:  16 µmol photons/m2/sec, L/D cycle:  10L:14D
Duration:  1 M  
Gene information rbcL ( LC877970 ) , psbC ( LC877971 ) , actin ( LC877972 ) , 18S-ITS1-5.8S-ITS2-28S ( HG422821 )  
Cell size (min - max)  
Organization Colonial; Flagellate 
Characteristics Other water bloom ; Phototaxis ; Monoecious  
Other strain no. Other strain no. : 2012-0203-VxSP; Bluder Road strain  
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-865
Volvox carteri Green alga ; Volvocine alga   Phototaxis ; Heterothallic ; Dioecious ; Oogamy ; Female  
Related strain information
(Used in same reference)
Strain number Scientific name Common name Habitat (Isolation source) Characteristics
NIES-2739
Volvox ferrisii Green alga ; Volvocine alga   Freshwater (Pond water) Mixotrophic ; Phototaxis ; Authentic strain (Isaka 2012) ; Homothallic ; Monoecious ; Oogamy ; Resting zygote forming ; Life cycle (Isaka et al. 2012)  
NIES-4536
Volvox rousseletii Green alga ; Volvocine alga   Freshwater (Reservoir water) Phototaxis ; Dioecious ; Heterothallic ; Female  
NIES-4537
Volvox rousseletii Green alga ; Volvocine alga   Freshwater (Reservoir water) Phototaxis ; Dioecious ; Heterothallic ; Male  
NIES-4029
Volvox ferrisii Green alga ; Volvocine alga   Freshwater (Pond water) Phototaxis ; Homothallic ; Monoecious ; Oogamy ; Resting zygote forming  
NIES-4662
Volvox sagami Green alga ; Volvocine alga   Freshwater (Water) Phototaxis ; Endemic to Japan ; Homothallic ; Monoecious  
Reference
Nozaki, H., Matsuzaki, R., Ishida, T., Ueki, N., Kawachi, M., Tanabe, Y. 2025 Taxonomic identification of an Australian strain of Volvox amboensis (Chlorophyceae). Microb. Resour. Syst., ,
Strain(s): 4534 

Nozaki, H., Matsuzaki, R., Takahashi, K., Yamamoto, K., Suzuki, S., Ootsuki, R., Kawachi, M., Tanabe, Y., Ueki, N. 2026 Molecular and morphological delineations of two homothallic monoicous species, Volvox sagami sp. nov. and V. ferrisii (Volvocales, Chlorophyceae) in Japan. Phycologia, ,
Keywords: Chlorophyta; nuclear genes phylogeny; reproductive isolation; sexual reproduction; Taxonomyvol; vocine algae
Strain(s): 2736273727393987398840214022402640294465453445364537459346614662 
DOI: 10.1080/00318884.2026.2683158

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