Melanthera venosa (formerly Lipochaeta venosa) is a rare species of flowering plant in the aster family known by the common name spreading nehe. It is endemic to Hawaii, where it is known only from the island of Hawaii. It is federally listed as an endangered species of the United States. This perennial herb produces daisylike yellow flower heads. It grows on cinder cones on Hawaii, where there are six occurrences for a total population around 3000 individuals.