| Name | Nototrichium sandwicense var. subcordatum O. Degener & Sherff |
| Authorship | O. Degener & Sherff |
| Rank | Variety |
| Placed in | Nototrichium sandwicense (A. Gray) Hillebrand |
| Citation | 1950 Bot. Leafl. 1: 3 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Nototrichium sandwicense var. subcordatum O. Degener & Sherff |
| Identification made in | [no date] (1) |