Railliardia linearis Gaudich. var. opposita Sherff, Amer. J. Bot. 20: 619. 1933.
Type information:
Holotype [GH]. J. F. Rock 6126. 21 March 1910. Moloka`i: Maunahui Gulch. Isotype(s) [BISH! [6], F!, GH!].
=Dubautia carrii