''Oxypolis'' is a small genus of North American flowering plants in the

carrot family Apiaceae () or Umbelliferae is a family of mostly aromatic flowering plants named after the type genus ''Apium,'' and commonly known as the celery, carrot, or parsley family, or simply as umbellifers. It is the 16th-largest family of flowering p ...

known as cowbane, water dropwort, dropwort, hog-fennel, and pig-potato. ,

Kew Kew () is a district in the London Borough of Richmond upon Thames. Its population at the 2011 census was 11,436. Kew is the location of the Royal Botanic Gardens ("Kew Gardens"), now a World Heritage Site, which includes Kew Palace. Kew is ...

Plants of the World Online Plants of the World Online (POWO) is an online taxonomic database published by the Royal Botanic Gardens, Kew. History Following the Convention on Biological Diversity, the Royal Botanic Gardens in Kew launched Plants of the World Online i ...

accepts four species in the genus ''Oxypolis'': *'' Oxypolis fendleri'' *'' Oxypolis occidentalis'' *''

Oxypolis rigidior ''Oxypolis rigidior'', known as cowbane, common water dropwort, stiff cowbane, pig-potato, and Cherokee swamp potato, is a species of flowering plant in the Apiaceae, carrot family native to eastern North America. It is a perennial wildflower fo ...

'' *'' Oxypolis ternata''

References

Apioideae Apioideae genera {{Apiaceae-stub