Sanicula
Sanicula is a genus of plants in family Apiaceae (or Umbelliferae), the same family to which the carrot and parsnip belong.  This genus has about 40 species worldwide, with 22 in North America.  The common names usually include the terms sanicle or black snakeroot.

Etymology
Sanicula comes from sanus, Latin for "healthy", reflecting the use of S. europaea in traditional remedies.

List of species
Sanicula arctopoides, Footsteps of spring, bear's foot sanicle.
Sanicula arguta, Sharp-toothed sanicle.
Sanicula azorica, Azores sanicle.
Sanicula bipinnata, Poison sanicle.
Sanicula bipinnatifida, Purple sanicle.
Sanicula canadensis, Black sanicle.
Sanicula crassicaulis, Gambleweed, Pacific sanicle.
Sanicula europaea, Sanicle.
Sanicula graveolens, Sierra sanicle.
Sanicula hoffmannii, Hoffmann's black snakeroot.
Sanicula laciniata, Coast sanicle.
Sanicula marilandica, Maryland sanicle.
Sanicula maritima, Adobe sanicle.
Sanicula mariversa, Waianae Range black snakeroot.
Sanicula odorata, Yellow-flowered sanicle, fragrant snakeroot.
Sanicula peckiana, Peck's sanicle.
Sanicula purpurea, Purpleflower black snakeroot.
Sanicula sandwicensis, Hawaii black snakeroot. 
Sanicula saxatilis, Rock sanicle.
Sanicula smallii, Small's blacksnakeroot.
Sanicula tracyi, Tracy's black snakeroot.
Sanicula trifoliata, Large-fruited sanicle.
Sanicula tuberosa, Turkey pea.
Sanicula uralensis
References

External links
  UC CalPhotos gallery of Sanicula species
  CalFlora Database:  Sanicula species native to California 
 Zipcodezoo.com: Sanicula photos + taxonomy — with distribution map link''. 

 
Apiaceae genera
Flora of North America
Negligibly senescent organisms
Taxa named by Carl Linnaeus