Mellissia (St Helena boxwood) is an endemic genus from the island of St Helena in the family Solanaceae. It was named by Joseph Dalton Hooker in honour of John Charles Melliss, a 19th century engineer and amateur naturalist who worked on St Helena.
Joseph Dalton Hooker Solanaceae John Charles Melliss Withania Flora of St Helena Physalis Solanales Saint Helena Genus Magnoliopsida Flowering plant Plant