Slideshow and species account to come.
For more information:
https://gobotany.nativeplanttrust.org/species/veronica/serpyllifolia/?pile=non-alternate-remaining-non-monocots
https://www.illinoiswildflowers.info/weeds/plants/th_speedwell.htm
https://www.minnesotawildflowers.info/flower/thyme-leaf-speedwell
