Cephalaria alpina

Cephalaria alpina, commonly known as the yellow cephalaria, alpine scabious or yellow scabious, is a species of flowering plant in the family Caprifoliaceae native to the Alps in Europe.

Description
Cephalaria alpina is a branched, perennial herbaceous plant growing to 60 - 100 cm in height. The long stem is hairy, leaves are 9 - 12 mm long and 2 - 3 mm wide, petiolate, dentate and densely hairy on the underside. This plant shows pale yellow head-like inflorescences on the naked stems. The flowering period extends from June to August.

Distribution and habitat
This species is present in Western and Eastern Alps, in the northern Apennines and in the Swiss Jura. It prefers nutrient-rich and limestone soils at an elevation of 1000 - 1500 m above sea level.

It has been declared a weed in Australia.

Ecology
The flowers are visited by the white-tailed bumblebee (Bombus lucorum) and Bombus cryptarum.