Viola pedunculata, a yellow native violet that can be eaten. When fully ripe the seedpod's explosive dehiscence makes it hard to collect the seeds.link
San Diego Ringneck snake(Diadophis punctatus similis)
I rescued this one that was trapped in a bucket that I carelessly forgot to turn over. It released a smelly musk on my hand that easily washed off but never tried to bite. The bright red coiled tail is also supposed to frighten off predators.
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.
Most Ceanothus tomentosa plants have sky blue or lavender flowers but rarely Ceanothus tomentosa individual plants have recessive flower coloration like white cream or yellow: