| australia | northern territory | tridax procumbens | species | 1 | 0 |
| canada | british columbia | guizotia abyssinica | species | 4 | 0 |
| canada | ontario | galinsoga quadriradiata | species | 5 | 0 |
| canada | quebec | acanthospermum hispidum | species | 4 | 0 |
| china | | galinsoga parviflora | species | 10 | 0 |
| china | | galinsoga quadriradiata | species | 2 | 0 |
| china | | sigesbeckia orientalis | species | 3 | 0 |
| china | | sigesbeckia pubescens | species | 4 | 0 |
| china | | smallanthus sonchifolius | species | 1 | 0 |
| china | | tridax procumbens | species | 9 | 0 |
| china | guangdong | smallanthus sonchifolius | species | 341 | 0 |
| costa rica | | melampodium costaricense | species | 4 | 0 |
| costa rica | | melampodium divaricatum | species | 1 | 0 |
| ecuador | | lecocarpus lecocarpoides | species | 1 | 0 |
| ecuador | | lecocarpus pinnatifidus | species | 1 | 0 |
| ecuador | | lecocarpus sp. hws-2009 | species | 1 | 0 |
| ethiopia | | guizotia abyssinica | species | 7 | 0 |
| ethiopia | | guizotia arborescens | species | 5 | 0 |
| ethiopia | | guizotia scabra subsp. scabra | subspecies | 5 | 0 |
| ethiopia | | guizotia scabra subsp. schimperi | subspecies | 5 | 0 |
| ethiopia | | guizotia sp. 'chelelu' | species | 5 | 0 |
| ethiopia | | guizotia sp. 'ketcha' | species | 5 | 0 |
| ethiopia | | guizotia villosa | species | 5 | 0 |
| ethiopia | | guizotia zavattarii | species | 5 | 0 |
| ethiopia | oromiya region | guizotia abyssinica | species | 0 | 1 |
| india | | galinsoga parviflora | species | 6 | 0 |
| india | | guizotia abyssinica | species | 2 | 0 |
| india | | tridax procumbens | species | 3 | 0 |
| mexico | | alloispermum scabrifolium | species | 1 | 0 |
| mexico | | galinsoga parviflora | species | 9 | 0 |
| mexico | | jaegeria hirta | species | 8 | 0 |
| mexico | | melampodium americanum | species | 23 | 0 |
| mexico | | melampodium appendiculatum | species | 11 | 0 |
| mexico | | melampodium argophyllum | species | 91 | 0 |
| mexico | | melampodium aureum | species | 4 | 0 |
| mexico | | melampodium bibracteatum | species | 4 | 0 |
| mexico | | melampodium cinereum var. hirtellum | varietas | 23 | 0 |
| mexico | | melampodium cinereum var. ramosissimum | varietas | 6 | 0 |
| mexico | | melampodium cupulatum | species | 19 | 0 |
| mexico | | melampodium dicoelocarpum | species | 7 | 0 |
| mexico | | melampodium diffusum | species | 14 | 0 |
| mexico | | melampodium divaricatum | species | 6 | 0 |
| mexico | | melampodium glabribracteatum | species | 17 | 0 |
| mexico | | melampodium glabrum | species | 4 | 0 |
| mexico | | melampodium gracile | species | 4 | 0 |
| mexico | | melampodium linearilobum | species | 19 | 0 |
| mexico | | melampodium longifolium | species | 5 | 0 |
| mexico | | melampodium longipes | species | 17 | 0 |
| mexico | | melampodium longipilum | species | 7 | 0 |
| mexico | | melampodium mayfieldii | species | 30 | 0 |
| mexico | | melampodium microcephalum | species | 8 | 0 |
| mexico | | melampodium mimulifolium | species | 2 | 0 |
| mexico | | melampodium montanum var. montanum | varietas | 2 | 0 |
| mexico | | melampodium montanum var. viridulum | varietas | 4 | 0 |
| mexico | | melampodium nayaritense | species | 34 | 0 |
| mexico | | melampodium northingtonii | species | 5 | 0 |
| mexico | | melampodium nutans | species | 4 | 0 |
| mexico | | melampodium paniculatum | species | 10 | 0 |
| mexico | | melampodium perfoliatum | species | 4 | 0 |
| mexico | | melampodium pilosum | species | 12 | 0 |
| mexico | | melampodium pringlei | species | 34 | 0 |
| mexico | | melampodium repens | species | 4 | 0 |
| mexico | | melampodium rosei | species | 20 | 0 |
| mexico | | melampodium sericeum | species | 23 | 0 |
| mexico | | melampodium sinaloense | species | 5 | 0 |
| mexico | | melampodium sinuatum | species | 18 | 0 |
| mexico | | melampodium strigosum | species | 3 | 0 |
| mexico | | melampodium tenellum | species | 20 | 0 |
| mexico | | melampodium tepicense | species | 4 | 0 |
| mexico | | milleria quinqueflora | species | 2 | 0 |
| mexico | | sigesbeckia jorullensis | species | 1 | 0 |
| mexico | | smallanthus maculatus | species | 2 | 0 |
| mexico | | trigonospermum melampodioides | species | 6 | 0 |
| nepal | | acanthospermum hispidum | species | 1 | 0 |
| nepal | eastern development region | galinsoga quadriradiata | species | 1 | 0 |
| nicaragua | | melampodium divaricatum | species | 1 | 0 |
| nicaragua | | milleria quinqueflora | species | 1 | 0 |
| peru | | smallanthus sonchifolius | species | 1 | 0 |
| portugal | | galinsoga parviflora | species | 2 | 0 |
| portugal | | galinsoga quadriradiata | species | 1 | 0 |
| taiwan | taiwan municipality | tridax procumbens | species | 1 | 0 |
| tanzania | | galinsoga parviflora | species | 1 | 0 |
| united kingdom | | guizotia abyssinica | species | 1 | 0 |
| united kingdom | | melampodium paludosum | species | 2 | 0 |
| united states | | alloispermum scabrifolium | species | 1 | 0 |
| united states | | galinsoga quadriradiata | species | 6 | 0 |
| united states | | melampodium cinereum var. cinereum | varietas | 42 | 0 |
| united states | | melampodium leucanthum | species | 647 | 0 |
| united states | | melampodium longicorne | species | 20 | 0 |
| united states | | melampodium strigosum | species | 19 | 0 |
| united states | | smallanthus uvedalia | species | 4 | 0 |
| united states | | tetragonotheca repanda | species | 1 | 0 |
| united states | | tetragonotheca texana | species | 1 | 0 |
| united states | | tridax procumbens | species | 3 | 0 |
| united states | florida | tridax procumbens | species | 1 | 0 |
| united states | hawaii | tridax procumbens | species | 1 | 0 |
| united states | texas | melampodium leucanthum | species | 7 | 0 |
| united states | texas | tetragonotheca texana | species | 3 | 0 |
| vietnam | khanh hoa province | tridax procumbens | species | 1 | 0 |