Species information
Petasites albus Weisse Pestwurz - by Ophrys3656 - JungleDragon
Petasites Mill. | Plants of the World Online | Kew Science
Petasites plant hi-res stock photography and images - Page 7 - Alamy
Petasites hybridus butterbur hi-res stock photography and images - Page 8 - Alamy
Species information
Orobanche_flava_Grupo botánico cantábrico
White Butterbur - Petasites albus - Observation.org
Phytothérapie : PETASITE, PETASITES HYBRIDUS, plante médicinale pour prévention et traitement des MIGRAINES, rhume des foins, rhinite allergique
File:Illustration Petasites hybridus0.jpg - Wikimedia Commons
Species information
Petasites spurius; Woolly butterbur on Flumserberg, Swiss Alps Stock Photo - Alamy
Orobanche_flava_Grupo botánico cantábrico
Butterbur (Petasites hybridus) | zeller
Did I Plant a Monster? - Laidback Gardener
Petasites albus (White Butterbur) - The Alpine Flora of Zermatt, Switzerland
White butterbur Petasites albus Asteraceae flower-buds plant flower spring valley Safien Tenna Alps Canton Grisons Switzerland Stock Photo - Alamy
Petasites albus (Whitte Butterbur) - The Alpine Flora of Zermatt, Switzerland
White Butterbur - Petasites albus - Observation.org
Petasites hybridus - Wikispecies
Species information
Petasites plant hi-res stock photography and images - Page 11 - Alamy
Petasites - Wikipedia
Petasites paradoxus - Observation.org
