| common speedwell | (n) common hairy European perennial with pale blue or lilac flowers in axillary racemes, Syn. Veronica officinalis, gypsyweed |
| corn speedwell | (n) erect or procumbent blue-flowered annual found in waste places of Europe and America, Syn. Veronica arvensis |
| field speedwell | (n) European plant with minute axillary blue flowers on long stalks; widely naturalized in America, Syn. Veronica agrestis |
| germander speedwell | (n) Old World plant with axillary racemes of blue-and-white flowers, Syn. bird's eye, Veronica chamaedrys |
| purslane speedwell | (n) North American annual with small white flowers widely naturalized as a weed in South America and Europe, Syn. Veronica peregrina |
| thyme-leaved speedwell | (n) perennial decumbent herb having small opposite leaves and racemes of blue flowers; throughout Eurasia and the New World, Syn. Veronica serpyllifolia |
| water speedwell | (n) plant of wet places in Eurasia and America, Syn. Veronica michauxii, Veronica anagallis-aquatica |
| veronica | (n) any plant of the genus Veronica, Syn. speedwell |
