Adenostemma is a genus of flowering plant in the family Asteraceae described as a genus in 1775. It is widespread in tropical regions of Asia, Africa, Australia, the Americas, and various oceanic islands.

Species

, Plants of the World online has 23 accepted species: • Adenostemma afrum • Adenostemma brasilianum • Adenostemma cuatrecasasii • Adenostemma flintii • Adenostemma fosbergii • Adenostemma goyazense • Adenostemma harlingii • Adenostemma hirsutum • Adenostemma hirtiflorum • Adenostemma involucratum • Adenostemma lanceolatum • Adenostemma lavenia • Adenostemma madurense • Adenostemma mauritianum • Adenostemma platyphyllum • Adenostemma renschiae • Adenostemma renschii • Adenostemma schimperi • Adenostemma suffruticosum • Adenostemma tinctorium • Adenostemma vargasii • Adenostemma verbesina • Adenostemma viscosum • Adenostemma vitiense • Adenostemma zakii Selected synonyms include: A. harlingii and A. zakii are examples of species endemic to Ecuador.