Spilanthes is a genus of African and South American plants in the tribe Heliantheae within the family Asteraceae. Species The species within Spilanthes include: Formerly included Numerous species once included in Spilanthes are now considered members of other genera. The best known of these is the toothache plant, which was formerly Spilanthes acmella but is now considered part of its own genus and is referred to as Acmella oleracea. Other taxa formerly included in Spilanthes include: Adenostemma Eclipta Heliopsis Isocarpha Jaegeria Melampodium Salmea Verbesina Wollastonia Zinnia References Heliantheae Asteraceae genera Taxa named by Nikolaus Joseph von Jacquin