Note E198 — 39.
Reading edition
"Bloodwoort," called also Bloody-dock, from its red veins and stems. Rumex sanguineus, L. Called also Walwort and Danewort in Lyte's Dodoens, 1578, p. 380, who says that the "fumes of Walwort burned, driueth away Serpentes and other venemous beastes."