There are more kinds of Veronica than you can shake a stick at.
It is confusing to name them. I saw one photo named the same name as one that I had seen in garden centers and it looked totally different.
The flowers don’t mind what we call them.
Here are the pictures. They are all from Wikipedia Commons.
This last picture is of the tiny little flowers I saw very early in the spring. It is by, Javier martin.