Family Lennoaceae is a small family of flowering plants that belongs to the Ericales order. Synonyms for this family include Leitneriaceae and Pholmovaceae. These plants are often small, parasitic, and have reduced leaves and flowers. They are commonly found in tropical and subtropical regions across the globe. Some notable genera in this family include Lennoa, Pholisma, and Leitneria. Lennoa is native to Madagascar and has only one species, Lennoa madreporoides. This plant is known for its fleshy, tubular stems that grow partially underground. Pholisma is a genus found in western North America, and Leitneria is native to the southeastern United States. Despite being relatively unknown, Family Lennoaceae includes unique and interesting species worthy of study and observation.