Canavalia cathartica, commonly known as maunaloa in the Hawaiian language, is a species of flowering plant in the legume family, Fabaceae. The Hawaiian name translates as long mountain. In English it may also be known as poisonous sea bean, ground jack bean, horse bean, silky sea bean or wild bean. It has a Paleotropical distribution, occurring throughout tropical regions in Asia, Africa, Australia, and many Pacific Islands, and extending just into subtropical areas. It is not native to Hawaii, and is an invasive species there.