Nototrichium sandwicense (A. Gray) Hillebr. var. forbesii Sherff, Bot. Leafl. 2: 2. 1950.
Type information:
Holotype [NY]. C.N. Forbes 3.Mo. June 1912. Moloka`i: Mauna Loa. Isotype(s) [BISH! [4], MO! [photos BISH!, F], US [2]].
=Nototrichium sandwicense