Quercus alba.—The bark is used for an emetic.
Quercus nigra and rubra.—A die for leather.
Rosa.—The roots boiled, and drunk in cases of dysentery.
Rubus fruticosus.—The root good to chew in coughs.
Sanguinaria canadensis.—The root is used for the red die in basket making.
Saururus cernuus.—The roots roasted and mashed, used for poultices.
Solanum nigrum.—When young, made use of as the best relished potherb.
Solidaga virga aurea.—A tea much made use of in fevers.
Sophora.—A blue die.
Spigelia marilandica.—In cases of worms.