Senna gaudichaudii, known as Gaudichaud's senna and as heuhiuhi in Hawaiian, is a species of flowering plant in the legume family, Fabaceae, that is endemic to Queensland, Australia and the Pacific Islands. It is a shrub, reaching a height of . In Hawaii, heuhiuhi inhabits low shrublands, dry forests, coastal mesic forests and mixed mesic forests at elevations of on most main islands. References gaudichaudii Plants described in 1982 Flora of Fiji Flora of Hawaii Flora of New Caledonia Flora of the Pitcairn Islands Flora of Queensland Flora of the Tubuai Islands Flora of Vanuatu Fabales of Australia Flora without expected TNC conservation status