| brazil | piaui | alternanthera brasiliana | species | 4 | 0 |
| burkina faso | est region | alternanthera pungens | species | 69 | 0 |
| china | | alternanthera paronychioides | species | 5 | 0 |
| china | | alternanthera philoxeroides | species | 161 | 0 |
| china | shandong | alternanthera philoxeroides | species | 2 | 0 |
| china | zhejiang | alternanthera philoxeroides | species | 33 | 0 |
| egypt | alexandria governorate | alternanthera brasiliana | species | 2 | 0 |
| ethiopia | | alternanthera pungens | species | 4 | 0 |
| india | | alternanthera pungens | species | 1 | 0 |
| kenya | | alternanthera sessilis | species | 2 | 0 |
| mexico | yucatan | alternanthera flavescens | species | 3 | 0 |
| new zealand | | alternanthera sp. ak 282172 | species | 2 | 0 |
| nicaragua | | alternanthera pubiflora | species | 1 | 0 |
| nigeria | enugu | alternanthera sp. dnas-5c-59883 | species | 1 | 0 |
| pakistan | | alternanthera pungens | species | 1 | 0 |
| portugal | | alternanthera caracasana | species | 2 | 0 |
| sri lanka | | alternanthera bettzickiana | species | 1 | 0 |
| sri lanka | | alternanthera caracasana | species | 1 | 0 |
| sri lanka | | alternanthera ficoidea | species | 2 | 0 |
| sri lanka | | alternanthera paronychioides | species | 1 | 0 |
| sri lanka | | alternanthera philoxeroides | species | 4 | 0 |
| sri lanka | | alternanthera sessilis | species | 3 | 0 |
| united states | | alternanthera flavescens | species | 2 | 0 |
| united states | | alternanthera philoxeroides | species | 9 | 0 |
| united states | louisiana | alternanthera philoxeroides | species | 2 | 0 |