Atrostemma
Atrostemma is a genus of flowering plants in the dogbane family. It includes ten species which are native to Central America, northern South America, and eastern Brazil.
Species
10 species are currently accepted:- Atrostemma acutissimum – Colombia
- Atrostemma costanense – Venezuela
- Atrostemma glaberrimum – Guatemala
- Atrostemma hadrostemmum – Nicaragua and Costa Rica
- Atrostemma hammelii – Costa Rica
- Atrostemma manarae – Venezuela
- Atrostemma melinii – northern Peru
- Atrostemma planiflorum – Colombia, Venezuela, and Guyana
- Atrostemma riparium – Guyana and Brazil
- Atrostemma xerophilum – Colombia and Venezuela