Table 1. African countries where studied Erythrina species were collected.
| Species investigated | Country(ies) of origin and references |
|---|---|
| Erythrina caffra | South Africa8 |
| Botswana49 | |
| Egypt50 | |
| Erythrina mildbraedii | Cameroon51–55 |
| Nigeria56 | |
| Erythrina vogelii | Cameroon57 |
| Ivory coast58 | |
| Nigeria59 | |
| Erythrina sigmoidea | Cameroon60–64 |
| Nigeria65–67 | |
| Erythrina eriotricha | Cameroon68 |
| Erythrina indica | Nigeria59,69 |
| Erythrina lysistemon | Cameroon70 |
| Egypt71 | |
| Botswana72 | |
| Erythrina sacleuxii | Kenya73–76 |
| Erythrina addisoniae | Cameroon77,78 |
| Ghana79–81 | |
| Erythrina latissima | Botswana82,83 |
| South Africa84 | |
| Erythrina burana | Ethiopia85 |
| Erythrina abyssinica | Botswana86 |
| Kenya87–89 | |
| Uganda90–92 | |
| Erythrina livingstoniana | Botswana93 |
| Erythrina brucei | Ethiopia94 |
| Erythrina burttii | Kenya95 |
| Erythrina droogmansiana | Cameroon96 |
| Congo97 | |
| Erythrina senegalensis | Cameroon98–101 |
| Nigeria102–106 | |
| Mali107 | |
| Erythrina excels | Cameroon9,108 |
| Kenya109 | |
| Erythrina melanacantha | Kenya110,111 |
| Erythrina schliebenii | Tanzania112 |