Western Verbena (Verbena lasiostachys ssp.
lasiostachys)
Plant: Branching perennial herb to 3 feet tall.
Flowers: Purple clustered in terminal spikes.
Leaf: Coarsely toothed, upper surface grayish green, usually
hairy, best developed at the base, becoming smaller toward the top of
the stems. Stems are square like the related mint family.