Children (62 direct children, 1990 direct and indirect children):
Boykinia
(tree size 13)
Brookfoams
Mitella
(tree size 40)
Miterworts
Saxifraga
(tree size 1202)
Strawberry begonia
Bergenia
(tree size 19)
Elephant-ear
Chrysosplenium
(tree size 140)
Golden saxifrage
Astilbe
(tree size 67)
False goat's beard
Rodgersia
(tree size 17)
Heuchera
(tree size 134)
Alumroot
Lithophragma
(tree size 26)
Woodland stars
Tiarella
(tree size 17)
Foamflower
Peltoboykinia
(tree size 2)
Mukdenia
(tree size 1)
Heucherella
(tree size 1)
×heucherella
Bolandra
(tree size 2)
False coolwort
Jepsonia
(tree size 3)
Hemieva
(tree size 2)
Oresitrophe
(tree size 1)
Suksdorfia
(tree size 3)
Saxifragella
(tree size 1)
Saxifragodes
(tree size 1)
Sullivantia
(tree size 7)
Coolwort
Darmera
(tree size 1)
Tellima
(tree size 16)
Fringe cup
Leptarrhena
(tree size 1)
Tanakaea
(tree size 1)
Astilboides
(tree size 1)
Tolmiea
(tree size 2)
Youth on age
Bensoniella
(tree size 2)
Conimitella
(tree size 1)
Elmera
(tree size 3)
Coralbells
Hieronymusia
(tree size 1)
Hirculus
(tree size 2)
Leptasea
(tree size 3)
Limnobotrya
(tree size 3)
Micranthes
(tree size 162)
Neoboykinia
(tree size 1)
Oreotrys
(tree size 1)
Ozomelis
(tree size 6)
Pectiantia
(tree size 3)
Saniculiphyllum
(tree size 1)
Saxifragopsis
(tree size 1)
Spatularia
(tree size 2)
Steiranisia
(tree size 1)
Therofon
(tree size 6)
Tetilla
(tree size 1)
Cascadia
(tree size 1)
Telesonix
(tree size 2)
Brookfoam
Aceriphyllum
(tree size 1)
Mitellastra
(tree size 1)
Boecherarctica
Zahlbrucknera
Hoteia
(tree size 1)
Megasea
Bensonia
(tree size 1)
Mitellopsis
Therophon
Leptaxis
Tanakea
Peltiphyllum
Astilboideae
Saxifragoideae
Syringa