Dermatitis

Tall Grass Prairie and Eastern Deciduous Forest:

Common Name: St. John’s Wort

Genus and Species Name: Hypericum perforatum

Active Chemical Ingredients: Hyperforin

Usage: Treats dermatitis

Preparation: Tincture using the tops of the plant

Sources:

Hypericum perforatum - Natural medicine facts. (n.d.). Retrieved September 7, 2015, from http://www.naturalmedicinefacts.info/plant/hypericum-perforatum.html

Manataka American Indian Council. (n.d.). Retrieved September 7, 2015, from http://www.manataka.org/page1860.html

Tall Grass Prairie and Eastern Deciduous Forest:

Common Name: Sun Drop

Genus and Species Name: Oenothera biennis 

Active chemical ingredient: gamma-linolenic acid

Usage:Can help cure dermatitis   

Preparation: Oil from the leaves

Sources: 

Sundrop, Evening Primrose: A Portrait of a Perennial Flower. (n.d.). Retrieved September 9, 2015, from http://home.howstuffworks.com/sundrop-evening-primrose.htm 

PlantFiles: Missouri Evening Primrose, Ozark Sundrop. (n.d.). Retrieved September 9, 2015, from http://davesgarden.com/guides/pf/go/1096/