petasites frigidus

Petasites frigidus, the Arctic sweet coltsfoot or Arctic butterbur, is a species of flowering plant in the daisy family Asteraceae. It is native to Arctic to cool temperate regions of the Northern Hemisphere in northern Europe, northern Asia and northern North America.It is a herbaceous perennial plant producing flowering stems in early spring, and large leaves through the summer. The upright flowering stems are 10–20 cm tall, and bear only 5-12 inflorescences, yellowish-white to pink in colour. ...