- Petasites albus (L.) Gaertner - White Butterbur - Compositae / Asteraceae
© Paul Hackney
© Graham Day
(Map updated: March 2008)
An alien species with leaves rather like a coltsfoot (Tussilago) but with pure white flowers in multi-flowered inflorescences. Rare, and established only in a few shady places.
All names: Petasites albus (L.) Gaertner