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CCDB → Angiosperms → Plantaginaceae → Veronica → Besseya bullii (Eaton) Rydb.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Besseya bullii (Eaton) Rydb. | Veronica bullii (Eaton) M. M. M. Ort. & Albach | 24 | Fedorov, 1974 | Kruckeberg, Hedglin 1963 salso | ||
| ! | Besseya bullii (Eaton) Rydb. | Veronica bullii (Eaton) M. M. M. Ort. & Albach | 12 | Cave1963 | Kruckeberg & H. 1963 |