Which kind of plant is native to more locations, Chelidonium or Kirengeshoma?
Chelidonium Chelidonium majus, commonly known as greater celandine or tetterwort,(although tetterwort also refers to "Sanguinaria canadensis"), nipplewort, or swallowwort, is a herbaceous perennial plant, the only species in the genus Chelidonium. It is native to Europe and western Asia and introduced widely in North America.
Matricaria chamomilla Matricaria chamomilla (synonym: "Matricaria recutita"), commonly known as chamomile (also spelled camomile), Italian camomilla, German chamomile, Hungarian chamomile (kamilla), wild chamomile or scented mayweed, is an annual plant of the composite family Asteraceae. "M. chamomilla" is the most popular source of the herbal product chamomile, although other species are also used as chamomile.