bistort (Polygonum bistorta, also called adderwort, dragonwort or snakeweed with roots in the form o
bistort (Polygonum bistorta, also called adderwort, dragonwort or snakeweed with roots in the form of dragon heads and a bear’s paw)medical and herbal writings, England or France 12th century.British Library, Sloane 1975, fol. 48r -- source link
#herbal#dragons#serpents#herbarium#12th century#medieval manuscript