Symphytum asperum
Symphytum asperum Lepech.
Engl.: prickly comfrey, rough comfrey.
Deu.: Rauher Beinwell.
Suom.: tarharaunioyrtti.
Sven.: fodervallört, taggvallört.
Bot. syn.: Symphytum asperrimum Donn ex Sims.
4.1. Medicinal plants of the family Boraginaceae containing pyrrolizidine alkaloids.
Herbal articles: Pyrrolizidine alkaloids.