MeSH definition : A form-genus of filamentous CYANOBACTERIA in the order Nostocales. Its members can
be planktonic or benthic and the trichomes are composed of disc-shaped vegetative
cells.;
A form-genus of filamentous CYANOBACTERIA in the order Nostocales. Its members can
be planktonic or benthic and the trichomes are composed of disc-shaped vegetative
cells.