👉 Hydropterideae is a family of plants in the family Asteraceae. It includes about 10 genera and over 40 species, mostly found in tropical regions of Asia, Africa, and Australia. Some notable species include the common water hyacinth (Hymenaea sylvestris), which grows in wet areas in temperate and subtropical regions, and the blue water hyacinth (Hydrilla glomerata), which is native to South America.