| Name | Polemonium occidentale var. lacustre (Wherry) Lakela |
| Authorship | (Wherry) Lakela |
| Rank | Variety |
| Placed in | Polemonium occidentale Greene |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Polemonium occidentale var. lacustre (Wherry) Lakela |
| Identification made in | [no date] (1) |