Answer | Crossword Clue |
---|---|
spirulina | any filamentous CYANOBACTERIUM of the genus Spirulina |
spirulinas | SPIRULINA, any filamentous CYANOBACTERIUM of the genus Spirulina |
spirogyra | any of various minute green filamentous freshwater algae constituting the genus Spirogyra |
spirogyras | SPIROGYRA, any of various minute green filamentous freshwater algae constituting the genus Spirogyra |
nostocs | any of a genus (Nostoc) of usually filamentous cyanobacteria that fix nitrogen |