| canada | | carex lenticularis | species | 2 | 0 |
| canada | british columbia | carex lenticularis | species | 6 | 0 |
| canada | manitoba | carex lenticularis var. lenticularis | varietas | 1 | 0 |
| canada | newfoundland and labrador | carex lenticularis | species | 2 | 0 |
| canada | quebec | carex lenticularis | species | 1 | 0 |
| russia | | carex lenticularis var. limnophila | varietas | 3 | 0 |
| united states | | carex lenticularis | species | 1 | 0 |
| united states | | carex lenticularis var. dolia | varietas | 6 | 0 |
| united states | | carex lenticularis var. impressa | varietas | 3 | 0 |
| united states | alaska | carex lenticularis var. limnophila | varietas | 2 | 0 |
| united states | alaska | carex lenticularis var. lipocarpa | varietas | 4 | 0 |
| united states | california | carex lenticularis var. impressa | varietas | 5 | 0 |
| united states | louisiana | carex lenticularis var. impressa | varietas | 12 | 0 |
| united states | michigan | carex lenticularis | species | 1 | 0 |
| united states | oregon | carex lenticularis var. impressa | varietas | 2 | 0 |
| united states | washington | carex lenticularis | species | 3 | 0 |