👉 Pluvian is a genus of flowering plants in the family Apocynaceae. It was originally described by Carl Linnaeus and named after the Greek word "plu" meaning "sweet" or "sweetness." These plants are native to Southeast Asia, where they can be found in tropical rainforests and wetlands. Pluvian flowers have a single, fragrant flower tube that opens and closes due to the presence of a sweet sap. The plant's scent is primarily derived from