Verbena rigida Spreng. - Tuberous Vervain
Family - Verbenaceae
Calices and bracts.
Flowering - April - November.
Habitat - Disturbed sites, pastures, roadsides, waste places.
Origin - Native to South America.
Other information - This attractive yet weedy species can be found mainly in the southern half of Alabama. The plant is easy to identify becasue of its brilliant purple flowers, hairy stems, sessile leaves, and long stolons.
Photographs taken off Lee Rd 10, Lee County, AL., 8-27-04.