Ceanothus verrucosus

A San Diego area endemic is Ceanothus verrucosus or worty stemmed ceanothus. This is the first ceanothus species to bloom in the year. The white flowers are strongly odoriferous and attract many bees. The plants have no burl and are killed by fire but the seedling are obligate firefollowers. This way seeds never germinate until the parent plant is killed by fire. The populations have generational cycles based on fire patterns.