MISSOURI BOTANICAL GARDEN BULLETIN 141 
Prunella vulgaris, self-heal. 
The plant is astringent, and is sometimes used for sore throat. 
Prunus serotina, wild black cherry. 
An extract and syrup made from the bark has been employed in 
pulmonary consumption, also as a tonic in conditions of debility. 
Ptelea trifoliata, hop tree. 
The leaves and young shoots were used in a strong infusion as 
an anthelmintic. 
Pycnanthemum linifolium, mountain mint. 
The herbage in infusion has been used in a variety of gastric and 
intestinal disorders. 
Radicula Armoracia, horseradish. 
The horseradish is sometimes used domestically as a stimulant 
in stomachic disorders. 
Rumex Acetosella, sheep sorrel, 
The leaves have been used externally in cancer and internally for 
dyspepsia, scrofula, and many chronic affections. A powder from 
the root has been made into a dentifrice. 
Rumezx crispus, curled dock. 
An extract and syrup is made of the roots of dock which is some- 
times employed in chronic affections, such as scrofula, dyspepsia, 
and obstinate skin diseases. 
Sabatia angularis, rose pink. 
A pure bitter and tonic with no astringency and very little aroma. 
It has been much used as a stomachic and has been considered as a 
substitute for quinine in intermittent fevers. 
Sanguinaria canadensis, blood-root. 
The root is the part generally used. It is an acrid, acting as a 
powerful emetic, and has also been used in diseases of the lungs. 
Sanicula marilandica, black snakeroot. 
The root is presumed to be a nervine, anodyne, and astringent. 
It has been used in intermittent fevers, sore throat, erysipelas, and 
some skin diseases. 
Saponaria officinalis, Bouncing Bet. 
The plant is tonic, diaphoretic, and alterative. 
Saururus cernuus, lizard’s tail. 
The root is emollient, and is sometimes used for inflamed breasts. 
