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CCDB → Angiosperms → Plantaginaceae → Veronica → Veronica stewartii Pennell
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Veronica stewartii Pennell | Veronica stewartii Pennell | 9 | veronic | IOPB chromosome number reports XXXVI. | Taxon | 21: 333-346 | 1972 | |||
| Veronica stewartii Pennell | Veronica stewartii Pennell | 18 | veronic | Beitrge zur Cytotaxonomie der Veronica hederifolia-Gruppe (Scrophulariaceae). | Oesterr. Bot. Zeits. | 114: 189-233 | 1967 |