species 6,719 observations
Caucasian Comfrey
Symphytum caucasicum
Field notes
Symphytum caucasicum, the beinwell, blue comfrey, or Caucasian comfrey, is an ornamental plant of genus Symphytum in the family Boraginaceae, which is native to the Caucasus.
Read more on WikipediaRange
Greener is more native, amber more introduced; paler is less certain. How this was decided