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Boraginaceae
Symphytum
Symphytum asperum
Symphytum asperum
Rough comfrey
Lepech. 1805 -
Nova Acta Acad. Sci. Imp. Petrop. Hist. Acad. 14: 442 (1805)
Specifications
Images
Synonyms
Symphytum majus
Gueldenst. ex Ledeb.
Symphytum asperrimum
Donn ex Sims
Symphytum asperrimum aureovariegatum
Van Geert
Symphytum armeniacum
Buckn.
Symphytum asperum var. armeniacum
(Buckn.) Kurtto
Symphytum echinatum
Ledeb.