| canada | manitoba | rhamnus alnifolia | species | 2 | 0 |
| canada | ontario | rhamnus alnifolia | species | 4 | 0 |
| canada | ontario | rhamnus cathartica | species | 14 | 0 |
| canada | ontario | rhamnus davurica | species | 2 | 0 |
| china | | rhamnus aurea | species | 5 | 0 |
| china | | rhamnus davurica | species | 6 | 0 |
| china | | rhamnus globosa | species | 6 | 0 |
| china | | rhamnus leptophylla | species | 6 | 0 |
| china | | rhamnus parvifolia | species | 2 | 0 |
| china | | rhamnus utilis | species | 1 | 0 |
| china | | rhamnus virgata | species | 4 | 0 |
| china | beijing | rhamnus davurica | species | 9 | 0 |
| china | beijing | rhamnus globosa | species | 3 | 0 |
| china | beijing | rhamnus utilis | species | 3 | 0 |
| china | guangdong | rhamnus crenata | species | 8 | 0 |
| china | guangdong | rhamnus leptophylla | species | 7 | 0 |
| china | hebei | rhamnus parvifolia | species | 2 | 0 |
| cyprus | | rhamnus alaternus | species | 1 | 0 |
| cyprus | | rhamnus lycioides subsp. oleoides | subspecies | 1 | 0 |
| denmark | | rhamnus cathartica | species | 1 | 0 |
| france | | rhamnus alaternus | species | 4 | 0 |
| france | | rhamnus alpina | species | 1 | 0 |
| france | | rhamnus cathartica | species | 2 | 0 |
| france | | rhamnus pumila | species | 1 | 0 |
| israel | | rhamnus lycioides | species | 1 | 0 |
| italy | | rhamnus alaternus | species | 1 | 0 |
| kenya | | rhamnus prinoides | species | 5 | 0 |
| kenya | | rhamnus staddo | species | 10 | 0 |
| lebanon | | rhamnus cathartica | species | 2 | 0 |
| morocco | | rhamnus alaternus | species | 1 | 0 |
| pakistan | | rhamnus pentapomica | species | 2 | 0 |
| pakistan | | rhamnus persica | species | 1 | 0 |
| pakistan | | rhamnus purpurea | species | 6 | 0 |
| pakistan | | rhamnus triquetra | species | 1 | 0 |
| pakistan | | rhamnus virgata | species | 1 | 0 |
| poland | mazovia province | rhamnus cathartica | species | 1 | 0 |
| portugal | madeira autonomous region | rhamnus glandulosa | species | 1 | 0 |
| puerto rico | | rhamnus sphaerosperma var. longipes | varietas | 3 | 0 |
| south africa | eastern cape province | rhamnus prinoides | species | 2 | 0 |
| south africa | the western cape province | rhamnus prinoides | species | 2 | 0 |
| south korea | | rhamnus taquetii | species | 2 | 0 |
| spain | | rhamnus alaternus | species | 1 | 0 |
| spain | | rhamnus lycioides | species | 1 | 0 |
| spain | balearic islands | rhamnus alaternus | species | 1 | 0 |
| spain | canary islands | rhamnus crenulata | species | 3 | 0 |
| spain | canary islands | rhamnus glandulosa | species | 2 | 0 |
| spain | canary islands | rhamnus integrifolia | species | 1 | 0 |
| united kingdom | | rhamnus cathartica | species | 2 | 0 |
| united states | maryland | rhamnus sp. serc-1076419237 | species | 3 | 0 |
| united states | north dakota | rhamnus cathartica | species | 6 | 0 |
| united states | wisconsin | rhamnus cathartica | species | 8 | 0 |