| australia | queensland | sematophyllum subpinnatum | species | 3 | 0 |
| belgium | flemish region | sematophyllum substrumulosum | species | 54 | 0 |
| brazil | | sematophyllum beyrichii | species | 6 | 0 |
| brazil | | sematophyllum campicola | species | 2 | 0 |
| brazil | | sematophyllum cuspidiferum | species | 4 | 0 |
| brazil | | sematophyllum cylindrothecium | species | 2 | 0 |
| brazil | | sematophyllum demissum | species | 1 | 0 |
| brazil | | sematophyllum galipense | species | 2 | 0 |
| brazil | | sematophyllum lithophilum | species | 6 | 0 |
| brazil | | sematophyllum oedophysidium | species | 2 | 0 |
| brazil | | sematophyllum reitzii | species | 2 | 0 |
| brazil | | sematophyllum subfulvum | species | 3 | 0 |
| brazil | | sematophyllum subpinnatum | species | 6 | 0 |
| brazil | | sematophyllum subsimplex | species | 4 | 0 |
| brazil | | sematophyllum swartzii | species | 1 | 0 |
| brazil | | sematophyllum tequendamense | species | 1 | 0 |
| china | | sematophyllum subpinnatum | species | 4 | 0 |
| colombia | | sematophyllum decumbens | species | 1 | 0 |
| equatorial guinea | | sematophyllum panduraefolium | species | 1 | 0 |
| france | aquitaine region | sematophyllum substrumulosum | species | 24 | 0 |
| france | bretagne region | sematophyllum substrumulosum | species | 23 | 0 |
| french guiana | | sematophyllum subsimplex | species | 1 | 0 |
| india | | sematophyllum subhumile | species | 1 | 0 |
| ireland | munster province | sematophyllum substrumulosum | species | 13 | 0 |
| japan | hiroshima prefecture | sematophyllum pulchellum | species | 1 | 0 |
| japan | hiroshima prefecture | sematophyllum subhumile subsp. japonicum | subspecies | 1 | 0 |
| japan | kagoshima prefecture | sematophyllum subhumile | species | 3 | 0 |
| portugal | acores autonomous region | sematophyllum substrumulosum | species | 80 | 0 |
| portugal | braga district | sematophyllum substrumulosum | species | 6 | 0 |
| portugal | faro district | sematophyllum substrumulosum | species | 18 | 0 |
| portugal | leiria district | sematophyllum substrumulosum | species | 35 | 0 |
| portugal | madeira autonomous region | sematophyllum substrumulosum | species | 55 | 0 |
| south africa | | sematophyllum wageri | species | 2 | 0 |
| spain | andalusia | sematophyllum substrumulosum | species | 10 | 0 |
| spain | balearic islands | sematophyllum substrumulosum | species | 6 | 0 |
| spain | canary islands | sematophyllum substrumulosum | species | 99 | 0 |
| united kingdom | england | sematophyllum substrumulosum | species | 13 | 0 |
| united states | | sematophyllum demissum | species | 2 | 0 |