Poison Ivy

Thistle
Sonchus oleraceus


Habitat: Eastern deciduous forest & tallgrass prairie

Season: Early summer- Late autumn

Active Chemical Ingredient: Scopoletin (C10H8O4)

Uses: Thistle can treat poison ivy rash.

Preparation: Boil a strong tea from thistle and rinse the rash with it.



 Scopoletin (n.d) Retrieved September 9, 2015, from https://en.wikipedia.org/wiki/Scopoletin


Flowering Dogwood
Cornus florida



Habitat: Eastern deciduous forest

Season: June-October

Active Chemical Ingredient: Gallic Acid (C7H6O5)

Uses: Dogwood can be used to treat diarrhea and counterreact the effect of poisons (poison ivy).


Preparation: Either a root-bark tea or tincture can be used to treat diarrhea. Use chewed bark as a poultice for poison ivy or other external wounds.


 

Gallic Acid (n.d) Retrieved September 9, 2015, from https://en.wikipedia.org/wiki/Gallic_acid


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