(Tripleurospermum inodorum)
Scentless chamomile is an annual, biennial, or short-lived perennial forb that is native to Europe. Seedlings emerge in spring and can produce a dense mat, outcompeting other species. Seeds and flowers are continually being formed. Each flower head can produce 300 seeds and a single plant can produce 300,000 seeds. The flowers are white in color, ¾ inches, and are daisy-like flowers that are solitary on each stem. Flowers have a yellow central disk surrounded by white petals. Leaves are alternate, fernlike, finely divided, and odorless when crushed. The stems can reach 6 inches to 3 feet tall and have numerous branches.
Scentless chamomile fact sheet