| algeria | | volutaria sinaica | species | 1 | 0 |
| djibouti | | volutaria djiboutensis | species | 2 | 0 |
| ethiopia | | volutaria abyssinica | species | 1 | 0 |
| ethiopia | | volutaria boranensis | species | 3 | 0 |
| jordan | | volutaria crupinoides | species | 1 | 0 |
| kenya | | volutaria boranensis | species | 2 | 0 |
| libya | | volutaria saharae | species | 3 | 0 |
| morocco | | volutaria belouini | species | 2 | 0 |
| morocco | | volutaria crupinoides | species | 8 | 0 |
| morocco | | volutaria lippii subsp. medians | subspecies | 3 | 0 |
| morocco | | volutaria maroccana | species | 6 | 0 |
| morocco | | volutaria muricata | species | 1 | 0 |
| morocco | | volutaria sinaica | species | 3 | 0 |
| morocco | | volutaria tubuliflora | species | 5 | 0 |
| oman | | volutaria dhofarica | species | 1 | 0 |
| spain | | volutaria bollei | species | 2 | 0 |
| spain | | volutaria canariensis | species | 6 | 0 |
| spain | | volutaria tubuliflora | species | 7 | 0 |
| spain | andalusia | volutaria muricata | species | 3 | 0 |
| tunisia | | volutaria crupinoides | species | 1 | 0 |
| tunisia | | volutaria lippii subsp. lippii | subspecies | 1 | 0 |
| united arab emirates | | volutaria sinaica | species | 1 | 0 |
| united states | | volutaria muricata | species | 3 | 0 |
| yemen | | volutaria albicaulis | species | 3 | 0 |
| yemen | | volutaria dhofarica | species | 1 | 0 |
| yemen | | volutaria socotrensis | species | 3 | 0 |