Achillea millefolium or common yarrow, a flowering plant native to temperate regions of the Northern Hemisphere.
Dendrocnide sinuata (synonym: Laportea crenulata), a species of nettle in the family Urticaceae found in Australia and South Asia.
Achillea ptarmica, a hardy flowering plant, poisonous to cattle, sheep and horses, but with various herbal applications in humans.