| canada | british columbia | lathyrus palustris | species | 1 | 0 |
| canada | new brunswick | lathyrus palustris | species | 1 | 0 |
| canada | ontario | lathyrus palustris | species | 6 | 0 |
| china | | lathyrus palustris subsp. pilosus | subspecies | 1 | 0 |
| france | | lathyrus palustris | species | 3 | 0 |
| japan | | lathyrus palustris subsp. pilosus | subspecies | 3 | 0 |
| japan | hokkaido prefecture | lathyrus palustris subsp. pilosus | subspecies | 3 | 0 |
| south korea | | lathyrus palustris subsp. pilosus | subspecies | 3 | 0 |
| south korea | kangwon province | lathyrus palustris subsp. pilosus | subspecies | 3 | 0 |
| united kingdom | | lathyrus palustris | species | 1 | 0 |
| united states | north dakota | lathyrus palustris | species | 4 | 0 |