| Green Field Speedwell | Veronica | agrestis | | 28 | Plantain Family | Plantaginaceae | Lamiales | Magnoliopsida | Plantae |
| American Speedwell | Veronica | americana | | 14 | Plantain Family | Plantaginaceae | Lamiales | Magnoliopsida | Plantae |
| Water Speedwell | Veronica | anagallis-aquatica | | 50 | Plantain Family | Plantaginaceae | Lamiales | Magnoliopsida | Plantae |
| Corn Speedwell | Veronica | arvensis | | 494 | Plantain Family | Plantaginaceae | Lamiales | Magnoliopsida | Plantae |
| Germander Speedwell | Veronica | chamaedrys | | 60 | Plantain Family | Plantaginaceae | Lamiales | Magnoliopsida | Plantae |
| Thread-stalked Speedwell | Veronica | filiformis | | 15 | Plantain Family | Plantaginaceae | Lamiales | Magnoliopsida | Plantae |
| Ivy-leaved Speedwell | Veronica | hederifolia | | 630 | Plantain Family | Plantaginaceae | Lamiales | Magnoliopsida | Plantae |
| Garden Speedwell | Veronica | longifolia | | 2 | Plantain Family | Plantaginaceae | Lamiales | Magnoliopsida | Plantae |
| Common Speedwell | Veronica | officinalis | | 301 | Plantain Family | Plantaginaceae | Lamiales | Magnoliopsida | Plantae |
| Purslane Speedwell | Veronica | peregrina ssp. peregrina | | 126 | Plantain Family | Plantaginaceae | Lamiales | Magnoliopsida | Plantae |
| Bird's-eye Speedwell | Veronica | persica | | 1403 | Plantain Family | Plantaginaceae | Lamiales | Magnoliopsida | Plantae |
| Gray Field Speedwell | Veronica | polita | | 65 | Plantain Family | Plantaginaceae | Lamiales | Magnoliopsida | Plantae |
| Marsh Speedwell | Veronica | scutellata | | 10 | Plantain Family | Plantaginaceae | Lamiales | Magnoliopsida | Plantae |
| Thyme-leaved Speedwell | Veronica | serpyllifolia var. serpyllifolia | | 346 | Plantain Family | Plantaginaceae | Lamiales | Magnoliopsida | Plantae |
| False Ivy-leaved Speedwell | Veronica | sublobata | | 53 | Plantain Family | Plantaginaceae | Lamiales | Magnoliopsida | Plantae |