Thistle

Eastern Deciduous Forest

Genus and Species: Cirsium altissimum

Habitat: Waste Areas

Seasons:mid Summer to Early Fall

Active Chemical Ingredient: Ascorbic-acid

Chemical structure:

https://en.wikipedia.org/wiki/Ascorbic_acid

Use of Specimen:
Strong tea used as wash for Poison Ivy rash

Resources: Medicinal Plants Folding Pocket Guide,

Grieve, M. (n.d.). Thistles. Retrieved September 10, 2015.