butterburr along lake montriond banks, haute-savoie, france

asteraceae bank banks bog butterbur butterburr daisy devils europe european family fauna flowering fluff foulsmelling france french gravel green grown hat haute hautesavoie herb herbaceous hybridus immense immunity lake leaf leaves level medicinal mirroring montriond mountain mountainous mountains natural nature perennial pestilence petasites plague plant provide quiet reflecting rhubarb rootstock seed seeds stem stems stone stones summer sunny water wort