Plants Used by Northwest Native Americans
The tribes of the Pacific Northwest and coastal areas sometimes known as the Salish Sea had a rich source of foods and medicines in native plants. Some plants serve as both vitamin rich foods and medicines.
Elderberrry- The flowers are used as a tea to treat colds. The berries of the red and blue elderberry are rich in vitamins A and C.
Additional Links
http://www.wildernesscollege.com/plants-used-for-medicine.html