Lamiaceae (Mint) Family
Plant is a hairy annual with a taproot. Its preferred habitat is sandy pine woods, rocky woods and old fields. Distribution is throughout the Escambia region.
Leaves are opposite on the stem; widest at the middle to several times longer than broad; no teeth or lobes but occasionally with have a few scattered teeth. The leaf base is wedge-shaped or sometimes graduating to a narrow point.
Flowers are at end of stems; solitary. Calyx has two lips; corolla is blue to violet; often spotted with purple; four stamens; long and curled. Flowers occur in late summer.
Fruit is an ovary with two or more seed chambers.
A related species, T. Canadensis, has yellow flowers.