perennial woodland native of North America having a red root and red sap and bearing a solitary lobed leave and white flower in early spring and having acrid emetic properties; rootstock used as a stimulant and expectorant
perennial woodland native of North America having a red root and red sap and bearing a solitary lobed leaf and white flower in early spring and having acrid emetic properties; rootstock used as a stimulant and expectorant
