Angola | | | Bridson, D.M. & B. Verdcourt | 1988 | Rubiaceae (part 2) | Fl. Trop. E. Africa | 415–747 |
Ethiopia | | | Bridson, D.M. & B. Verdcourt | 1988 | Rubiaceae (part 2) | Fl. Trop. E. Africa | 415–747 |
Guinea | | | Bridson, D.M. & B. Verdcourt | 1988 | Rubiaceae (part 2) | Fl. Trop. E. Africa | 415–747 |
Kenya | | | Bridson, D.M. & B. Verdcourt | 1988 | Rubiaceae (part 2) | Fl. Trop. E. Africa | 415–747 |
Sudan | | | Bridson, D.M. & B. Verdcourt | 1988 | Rubiaceae (part 2) | Fl. Trop. E. Africa | 415–747 |
Tanzania | | | Bridson, D.M. & B. Verdcourt | 1988 | Rubiaceae (part 2) | Fl. Trop. E. Africa | 415–747 |
Uganda | | | Bridson, D.M. & B. Verdcourt | 1988 | Rubiaceae (part 2) | Fl. Trop. E. Africa | 415–747 |
Zimbabwe | | | Bridson, D.M. & B. Verdcourt | 1988 | Rubiaceae (part 2) | Fl. Trop. E. Africa | 415–747 |