Railliardia menziesii A. Gray var. angustifolia Sherff, Amer. J. Bot. 20: 618. 1933.
Type information:
Holotype
[GH]. J. F. Rock 8546. September 1910. Maui: Haleakala.1830m. Isotype(s)
[BISH! [5], F!, GB!, GH! 3 sheets, NY!, UC, US!].