Rumex crispus makes a pretty good coffee substitute, toothpaste, yellow dye, a revolting mouthwash used by Pliny the Elder himself, and many other surprising things.
All tagged out-sting
PUYP!: THE ETHNOBOTANY OF FORAGED FOOD & PECULIAR PRODUCE
All tagged out-sting
Rumex crispus makes a pretty good coffee substitute, toothpaste, yellow dye, a revolting mouthwash used by Pliny the Elder himself, and many other surprising things.