Symphytum orientale (Introduced- UK)

Symphytum orientale L., Sp. Pl. 136 1753. (syn: Symphytum jacquinianum Tausch; Symphytum patens Fr.; Symphytum violaceum Gaterau);
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SE. Bulgaria to W. Turkey, Ukraine to Caucasus: Bulgaria, Lebanon-Syria, Turkey, Turkey-in-Europe, Ukraine; Introduced into: Czechoslovakia, France, Great Britain, Italy as per POWO;
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SK 3533 01 June 2022: 4 very high res. images.

Agree Symphytum orientale.
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References:
POWO  specimen  Catalogue of Life  The Plant List Ver.1.1  IPNI