Labordia hirtella H. Mann var. sororia Sherff, Amer. J. Bot. 25: 582. 1938.
Type information:
Holotype [BISH]. J. F. Rock 8152. 24 August 1910. Maui: West Maui, Honokowai Gulch.4000ft. Isotype(s) [B, BISH! [3], F, GH, K, W].
=Geniostoma hirtellum