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CCDB → Angiosperms → Plantaginaceae → Veronica → Veronica besseya M. M. M. Ort. & Albach
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Veronica besseya M. M. M. Ort. & Albach | Veronica besseya M. M. M. Ort. & Albach | 12 | veronic | A monographic revision of the genera Synthyris and Besseya (Scrophulariaceae) | Ph. D. thesis University of Montana | | 1983 | ||
| ! | Veronica besseya M. M. M. Ort. & Albach | Veronica besseya M. M. M. Ort. & Albach | 24 | veronic | Chromosome numbers in Rocky Mountain plants. I | Bot. Notiser | 115: 455-464 | 1962 | ||
| ! | Besseya alpina (A. Gray) Rydb. | Veronica besseya M. M. M. Ort. & Albach | 24 | Fedorov, 1974 | Wiens, Halleck .f962 | ||
| ! | Besseya alpina (A. Gray) Rydb. | Veronica besseya M. M. M. Ort. & Albach | 12 | Cave1962 | Wiens & H. 1962 |