Sanicula laciniata is a flowering plant species of in the family Apiaceae. Common names include coastal blacksnakeroot, laceleaf sanicle, and coast sanicle.
The species is distributed along the Central and North Coast Ranges of California, extending into southern Oregon.[1] A typical occurrence is on Ring Mountain in Marin County, California, where it occurs in association with the poison sanicle, Pacific sanicle and numerous other forbs.[2]