Plumeria obtusa, commonly known as the Singapore Graveyard Flower or White Frangipani, is a plant native to the Bahamas, Central America, and Cambodia. It was introduced to Hawaii from Singapore in 1931 and is widely cultivated around the world for its ornamental and fragrant flowers. The flowers of P. obtusa are borne in clusters and the plant has glossy, obovate leaves with blunt ends. It grows best in dry to medium soil with a pH of 6.6 to 7.5.