Children (68 direct children, 86 direct and indirect children):
Petasites hybridus
(tree size 2)
Common butterbur
Petasites paradoxus
Petasites albus
Petasites japonicus
(tree size 2)
Giant butterbur
Petasites spurius
Petasites frigidus
(tree size 11)
Arctic sweet coltsfoot
Petasites kablikianus
Petasites radiatus
Petasites glacialis
Petasites tatewakianus
Petasites sibiricus
Petasites rubellus
Reddish butterbur
Petasites fragrans
Petasites fragans
Petasites speciosa
Petasites formosanus
Petasites tricholobus
Petasites versipilus
Petasites fominii
Petasites pyrenaicus
Petasites saxatilis
Petasites hyperboreus
Petasites georgicus
Petasites doerfleri
Petasites × alpestris
Petasites ×alpestris
Petasites × celakovskyi
Petasites ×celakovskyi
Petasites × intercedens
Petasites ×intercedens
Petasites × lorezianus
Petasites ×lorezianus
Petasites × rechingeri
Petasites ×rechingeri
Petasites × sachalinensis
Petasites ×sachalinensis
Petasites amplus
Sweet coltsfoot
Petasites sagittatus
Petasites vitifolius
Petasites giganteus
Petasites laevigatus
Petasites officinalis
Petasites anapetrovianus
Petasites albiflorus
Petasites dubius
Petasites tomentosus
Petasites farfara
Petasites kamengicus
Petasites arcticus
Petasites petelotii
Petasites hermaphroditus
Petasites palmatus
(tree size 1)
Petasites warrenii
Petasites stramineus
Petasites elatior
Petasites liukiuensis
Petasites androgynus
Petasites pratensis
Petasites gracilis
Petasites ×lorenzianus
Petasites alpinus
Petasites hookerianus
Petasites intermedius
Petasites discolor
Petasites corymbosus
Petasites ochroleucus
Petasites macrophyllus
Petasites ramosus
Petasites glabrescens
Petasites sebethius
Petasites gmelinii
Petasites vaniotii
Petasites mairei
Petasites alaskanus
Petasites nivalis
(tree size 2)