Children (15 direct children, 15 direct and indirect children):
Chromatium okenii
Chromatium weissei
Chromatium obovatum
Chromatium densegranulatum
Chromatium buderi
Chromatium glycolicum
Chromatium gracile
Chromatium minus
Chromatium minutissimum
Chromatium purpuratum
Chromatium salexigens
Chromatium tepidum
Chromatium vinosum
Chromatium violascens
Chromatium warmingii