Children (21 direct children, 33 direct and indirect children):
Coptis chinensis
(tree size 3)
Coptis trifolia
(tree size 3)
Threeleaf goldthread
Coptis quinquefolia
(tree size 1)
Coptis aspleniifolia
Spleenwort-leaved goldthread
Coptis laciniata
Oregon goldthread
Coptis occidentalis
Idaho goldthread
Coptis quinquesecta
Coptis teeta
(tree size 1)
Coptis omeiensis
Coptis deltoidea
Coptis japonica
(tree size 2)
Japanese goldthread
Coptis minamitaniana
Coptis trifoliolata
Coptis kitayamensis
Coptis subg. coptis
Coptis subg. metacoptis
(tree size 2)
Coptis groenlandica
Coptis subsect. chrysocoptis
Coptis subsect. japonocoptis
Coptis sect. metacoptis
Coptis anemonifolia