milk thistleSilybum marianum
Milk thistle, Silybum marianum, a dicot, is an annual or perennial herb that is not native to California; it was introduced from elsewhere and naturalized in the wild. It’s bloom period is April-July. This plant has known uses according to Wikipedia.
Description Distribution and habitat Chemistry Research Toxicity Use as food Animal toxicity
additional informational links: Wikipedia , Calflora
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