Pictorial guide to the flora of the British Isles

Home ⟩ Pictorial Guide ⟩ Boraginaceae ⟩ Symphytum asperum / rough comfrey

Symphytum asperum Lepech.

rough comfrey (Boraginaceae)

 SpreadBias within British IslesDirection of bias
LocalModerate tendencyNE
Plant Atlas 2020
BSBI Distribution Map

Symphytum asperum is a rare alien comfrey, similar to its much more common hybrid offspring, Symphytum × uplandicum, but with its upper leaves on short stalks.

Hawling (VC33: East Gloucestershire); 2021-05-22

 rough comfrey / Symphytum asperum: _Symphytum asperum_ is a rare alien comfrey, similar to its much more common hybrid offspring, _Symphytum_ × _uplandicum_, but with its upper leaves on short stalks.

The calyx of Symphytum asperum is divided 65%–80% of the way to the base, and is covered in stiff, white bristles; the corolla is sky-blue.

Hawling (VC33: East Gloucestershire); 2021-05-22

 rough comfrey / Symphytum asperum: The calyx of _Symphytum asperum_ is divided 65%–80% of the way to the base, and is covered in stiff, white bristles; the corolla is sky-blue.

All images copyright © Christopher J. Dixon unless otherwise indicated.

L-R: Bidens tripartita, Melilotus officinalis, Mimulus guttatus, Thalictrum flavum, Ranunculus peltatus, Anchusa arvensis, Malva alcea, Lolium perenne