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Related to bigtooth aspen: quaking aspen
related to Poplar Tree, also called “Quaking Aspen” for how it sways in the wind. Whitish bark, which contains salicylin, the natural aspirin also found in willow trees for pain relief and headaches. Inner bark tea used for colds, fever, pain, stomach problems, kidney, bladder, urinary issues, venereal disease, rheumatism, arthritis, diarrhea, worms, menstrual bleeding, anti-inflammatory.