Overview

Appearance: Bellardia trixago is an annual herb that can grow from 6-28 in. (15-70 cm) tall.
Foliage: Leaves are green, opposite, sessile, linear to lanceolate, and 0.6-4 in. (1.5-9 cm) long with dentate to crenate margins.
Flowers: Flowers are 0.3-0.4 in. (0.8-1 cm) long, upper lip is pale purple and lower lip is white. Flowering occurs from March to May.
Fruit: Fruits are ovoid capsules, containing many small, oblong, rigid seeds that can be 0.02 to 0.04 in. (0.5-1 mm) long
Ecological Threat: Bellardia prefers disturbed areas including grasslands, roadsides, and fields. It is native to the Mediterranean.

Resources

University of California, Jepson Flora Project [1]
California Invasive Plant Council [2]
USDA NRCS PLANTS [3]
USDA ARS GRIN [4]