| Name | Washingtonia sp. |
| Authorship | |
| Rank | Species |
| Placed in | Washingtonia H. Wendland |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Washingtonia sp. |
| Identification made in | [no date] (1), 1951 (1) |
| Name | Washingtonia sp. |
| Authorship | |
| Rank | Species |
| Placed in | Washingtonia H. Wendland |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Washingtonia sp. |
| Identification made in | [no date] (1), 1951 (1) |