| Name | Lupinus bicolor subsp. umbellatus (Greene) D. B. Dunn |
| Authorship | (Greene) D. B. Dunn |
| Rank | Subspecies |
| Placed in | Lupinus bicolor Lindley |
| Citation | 1955 Aliso 3(2): 149 |
| Holdings | 31 Specimens held in the Harvard University Herbaria identified as Lupinus bicolor subsp. umbellatus (Greene) D. B. Dunn |
| Identification made in | [no date] (31) |