Labordia hirtella H. Mann var. hispidior Sherff, Amer. J. Bot. 25: 582. 1938. Type information: Holotype [BISH]. C.N. Forbes 43.M. May 1910. Maui: West Maui, Hanaka`o`o. Isotype(s) [BISH!]. =Geniostoma hirtellum