''Tiedemannia'' is a small genus of 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 plan ...

known as cowbanes and dropworts. Species in this genus have been formerly classified in the genera '' Conium'', '' Oenanthe'', and '' Oxypolis''. ,

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 a ...

Plants of the World Online Plants of the World Online (POWO) is an online database published by the Royal Botanic Gardens, Kew. It was launched in March 2017 with the ultimate aim being "to enable users to access information on all the world's known seed-bearing plants by ...

accepts two species in the genus ''Tiedemannia'': *''

Tiedemannia canbyi ''Tiedemannia canbyi'' (syn. ''Oxypolis canbyi'') is a rare species of flowering plant in the Apiaceae, carrot family known as Canby's dropwort and Canby's cowbane. It is native to the southeastern United States, where it occurs on the Atlantic c ...

'' – Canby's cowbane, Canby's dropwort *'' Tiedemannia filiformis'' – water cowbane, water dropwort

References

Tiedemannia Apioideae genera {{Apiaceae-stub