2.6. 1. Adelphia W. R. Anderson, Novon 16 (2): 170–171. 2006.

Type species.

Adelphia hiraea (Gaertn.) W. R. Anderson.

Notes.

Adelphia comprises four currently accepted species (two threatened species; Suppl. material 1) of lianas endemic to non-flooded rainforests of Central America and the Amazon basin, South America (POWO 2024). For an identification key for all species of Adelphia, see Anderson (2006).