Henbit Deadnettle, Greater Henbit

"It is a low-growing annual plant growing to 10-25 cm tall, with soft, finely hairy stems. The leaves are opposite, rounded, 2-3 cm diameter, with a lobed margin. The flowers are pink to purple, 1.5-2 cm long.

It flowers very early in the spring even in northern areas, and for most of the winter and the early spring in warmer areas such as the Mediterranean region." (source: Wikipedia)