De stam Charophyta Migula kent 6 klassen.
| Charophyceae Smith | Coleochaetophyceae Bessey ex Woods | Mesostigmatophyceae Marin & Melkonian |
| Chlorokybophyceae Sluiman & Guihal | Klebsormidiophyceae C.van den Hoek, D.G.Mann & H.M.Jahns | Zygnematophyceae van den Hoek et al. |
