[2] Characiochloris is epiphytic on freshwater algae,[1] or found in soil.

[3] Characiochloris is a unicellular organism in which the cells are attached to a substrate by an adhesive pad.

Cells are always uninucleate (with one The chloroplast is parietal, usually dissected into many elongated lobes, and with one or more pyrenoids.

Each zoospore has a band-shaped chloroplast, a pyrenoid, a stigma, and contractile vacuoles.

[1] Species are separated from each other by their size and shape, number of pyrenoids, and their chloroplast morphology.