| argentina | | eleocharis albibracteata | species | 1 | 0 |
| australia | | eleocharis atropurpurea | species | 1 | 0 |
| australia | new south wales | eleocharis cylindrostachys | species | 2 | 0 |
| belize | | eleocharis aff. cellulosa jk-2010 | species | 22 | 0 |
| belize | | eleocharis aff. interstincta jk-2010 | species | 15 | 0 |
| belize | | eleocharis cellulosa | species | 7 | 0 |
| belize | | eleocharis interstincta | species | 5 | 0 |
| belize | | eleocharis mutata | species | 3 | 0 |
| brazil | rio grande do sul | eleocharis bonariensis | species | 1 | 0 |
| canada | british columbia | eleocharis macrostachya | species | 2 | 0 |
| canada | british columbia | eleocharis mamillata | species | 5 | 0 |
| canada | british columbia | eleocharis ovata | species | 1 | 0 |
| canada | british columbia | eleocharis palustris | species | 1 | 0 |
| canada | british columbia | eleocharis parvula | species | 1 | 0 |
| canada | new brunswick | eleocharis parvula | species | 1 | 0 |
| canada | nova scotia | eleocharis nitida | species | 2 | 0 |
| canada | nova scotia | eleocharis tuberculosa | species | 3 | 0 |
| canada | nunavut | eleocharis acicularis | species | 2 | 0 |
| canada | ontario | eleocharis atropurpurea | species | 2 | 0 |
| canada | ontario | eleocharis engelmannii | species | 3 | 0 |
| canada | ontario | eleocharis equisetoides | species | 3 | 0 |
| canada | ontario | eleocharis erythropoda | species | 2 | 0 |
| canada | ontario | eleocharis geniculata | species | 2 | 0 |
| canada | ontario | eleocharis intermedia | species | 2 | 0 |
| canada | ontario | eleocharis kamtschatica | species | 2 | 0 |
| canada | ontario | eleocharis nitida | species | 3 | 0 |
| canada | ontario | eleocharis palustris | species | 1 | 0 |
| canada | ontario | eleocharis tenuis | species | 7 | 0 |
| canada | quebec | eleocharis acicularis | species | 2 | 0 |
| canada | quebec | eleocharis erythropoda | species | 1 | 0 |
| canada | quebec | eleocharis obtusa | species | 8 | 0 |
| canada | quebec | eleocharis ovata | species | 1 | 0 |
| canada | quebec | eleocharis parvula | species | 1 | 0 |
| canada | yukon | eleocharis mamillata | species | 1 | 0 |
| canada | yukon | eleocharis quinqueflora | species | 3 | 0 |
| china | | eleocharis dulcis | species | 33 | 0 |
| china | | eleocharis uniglumis | species | 1 | 0 |
| finland | | eleocharis mamillata | species | 4 | 0 |
| france | | eleocharis parvula | species | 1 | 0 |
| iraq | | eleocharis geniculata | species | 1 | 0 |
| japan | fukushima prefecture | eleocharis parvula | species | 12 | 0 |
| japan | nagano prefecture | eleocharis acicularis f. longiseta | forma | 2 | 0 |
| japan | okayama prefecture | eleocharis atropurpurea | species | 1 | 0 |
| japan | okayama prefecture | eleocharis kuroguwai | species | 2 | 0 |
| japan | okayama prefecture | eleocharis pellucida var. japonica | varietas | 1 | 0 |
| kenya | | eleocharis atropurpurea | species | 1 | 0 |
| kenya | | eleocharis marginulata | species | 2 | 0 |
| new zealand | | eleocharis gracilis | species | 1 | 0 |
| new zealand | | eleocharis neozelandica | species | 1 | 0 |
| new zealand | | eleocharis sphacelata | species | 1 | 0 |
| new zealand | auckland | eleocharis acuta | species | 1 | 0 |
| pakistan | | eleocharis palustris | species | 3 | 0 |
| pakistan | | eleocharis uniglumis | species | 2 | 0 |
| portugal | | eleocharis multicaulis | species | 2 | 0 |
| portugal | | eleocharis palustris | species | 2 | 0 |
| south korea | | eleocharis congesta | species | 2 | 0 |
| south korea | | eleocharis kuroguwai | species | 25 | 0 |
| united kingdom | | eleocharis acicularis | species | 1 | 0 |
| united kingdom | | eleocharis multicaulis | species | 2 | 0 |
| united kingdom | | eleocharis palustris | species | 3 | 0 |
| united kingdom | | eleocharis parvula | species | 1 | 0 |
| united kingdom | | eleocharis quinqueflora | species | 2 | 0 |
| united kingdom | | eleocharis uniglumis | species | 2 | 0 |
| united states | | eleocharis acicularis | species | 2 | 0 |
| united states | alaska | eleocharis kamtschatica | species | 1 | 0 |
| united states | california | eleocharis quinqueflora | species | 3 | 0 |
| united states | california | eleocharis suksdorfiana | species | 3 | 0 |
| united states | florida | eleocharis baldwinii | species | 1 | 0 |
| united states | florida | eleocharis vivipara | species | 2 | 0 |
| united states | maryland | eleocharis engelmannii | species | 3 | 0 |
| united states | wisconsin | eleocharis palustris | species | 1 | 0 |
| united states | wyoming | eleocharis flavescens | species | 1 | 0 |