Tanacetum vulgare (Bitter Buttons, Common Tansy, Cow Bitter, Garden Tansy, Golden Buttons, Tansy) | North Carolina Extension Gardener Plant Toolbox
Weed of the Week: Common tansy is toxic to humans and animals
Common Tansy (Tanacetum vulgare) - WeedWise Program
Yellow Tansy Flowers | 2 images • NurPhoto Agency
Herb to Know: Tansy - Mother Earth Living
Andy's Northern Ontario Wildflowers - Common Tansy (Tanacetum vulgare) is an alien plant that was introduced to North America from Europe in the 1600's (https://www.huffingtonpost.ca/the-nature-conservancy-of-canada/meet-the-invasive-plants-threatening ...
Tansy Natural Dye Foraged in Canada - Vibrant Acres