Parent taxon: Charophyta according to A. P. Carignano 2012
See also Ballent et al. 2011, Kundal 2014, Ruiz-Omeñaca et al. 1997, Taylor et al. 2008 and Uliana and Musacchio 1978
Sister taxa: Altochara, Brachychara, Catillochara, Characeites, Charites, Chovanella, Clavatorites, Closteriaceae, Clypeator, Croftiella, Cuneatochara, Diectochara, Echinochara, Eochara, Flabellochara, Gyrogonites, Harrisichara, Karpinskya, Kosmogyrina, Latochara, Leonardosia, Luichara, Lychnothamnites, Maedlerisphaera, Maslovichara, Moellerina, Nodosochara, Nodosoclavator, Palaeochara, Palaeochondrites, Perimneste, Praechara, Psilochara, Rantzieniella, Raskyaechara, Raskyella, Rhabdochara, Saportanella, Septorella, Stellatochara, Stenochara, Stomochara
Subtaxa: Characea Charinae Charineae Clavator Porocharaceae