| Xanthium albinum subsp. albinum |
wfo-0000049635 |
| Xanthium albinum subsp. ripicola (Holub) Dostál |
wfo-0000054423 |
| Xanthium albinum (Widder) Scholz & Sukopp |
wfo-0000022172 |
| Xanthium americanum Walter |
wfo-0000115549 |
| Xanthium australe Millsp. & Sherff |
wfo-0000136371 |
| Xanthium californicum Greene |
wfo-0000033495 |
| Xanthium californicum var. californicum |
wfo-0000046941 |
| Xanthium canadense Mill. |
wfo-0000024833 |
| Xanthium cavanillesii Schouw |
wfo-0000081982 |
| Xanthium cavanillesii Schouw ex Didr. |
wfo-0000106686 |
| Xanthium cavanillesii var. cavanillesii |
wfo-0000046855 |
| Xanthium chasei Fernald |
wfo-0000068714 |
| Xanthium curvescens Millsp. & Sherff |
wfo-0000046303 |
| Xanthium cylindricum Millsp. & Sherff |
wfo-0000037147 |
| Xanthium echinatum Murray |
wfo-0000120679 |
| Xanthium echinatum subsp. italicum (Moretti) O.Bolòs & Vigo |
wfo-0000108908 |
| Xanthium echinatum var. cavanillesii (Schouw) O.Bolòs & Vigo |
wfo-0000110439 |
| Xanthium echinatum var. italicum (Moretti) O.Bolòs & Vigo |
wfo-0000048948 |
| Xanthium echinellum Greene |
wfo-0000088737 |
| Xanthium echinellum Greene ex Rydb. |
wfo-0000042380 |
| Xanthium globosum C.Shull |
wfo-0000008676 |
| Xanthium inaequilaterum DC. |
wfo-0000114271 |
| Xanthium indicum DC. |
wfo-0000048033 |
| Xanthium indicum J.Koenig ex Roxb. |
wfo-0000114988 |
| Xanthium indicum Klatt |
wfo-0000036760 |
| Xanthium indicum var. inaequilaterum (DC.) Miq. |
wfo-0000110612 |
| Xanthium inflexum Mack. & Bush |
wfo-0000129357 |
| Xanthium italicum Moretti |
wfo-0000021483 |
| Xanthium italicum subsp. italicum |
wfo-0000056320 |
| Xanthium italicum subsp. riparium Čelak. |
wfo-0000098494 |
| Xanthium italicum var. italicum |
wfo-0000058071 |
| Xanthium japonicum Widder |
wfo-0000013622 |
| Xanthium macrocarpum subsp. macrocarpum |
wfo-0000047245 |
| Xanthium macrocarpum var. glabratum DC. |
wfo-0000101348 |
| Xanthium macrocarpum var. italicum (Moretti) Nyman |
wfo-0001384564 |
| Xanthium macrocarpum var. macrocarpum |
wfo-0000056796 |
| Xanthium orientale Blume |
wfo-0000019199 |
| Xanthium orientale f. orientale |
wfo-0000050967 |
| Xanthium orientale L. |
wfo-0000021160 |
| Xanthium orientale subsp. californicum (Greene) Greuter |
wfo-0000109476 |
| Xanthium orientale subsp. italicum (Moretti) Greuter |
wfo-0000111477 |
| Xanthium orientale subsp. orientale L. |
wfo-0000097832 |
| Xanthium orientale subsp. riparium (Čelak.) Greuter |
wfo-0000092220 |
| Xanthium orientale subsp. saccharatum (Wallr.) B.Bock |
wfo-0001362246 |
| Xanthium orientale var. orientale |
wfo-0000050645 |
| Xanthium orientale var. riparium (Itz. & Hertsch) Adema & M.T.Jansen |
wfo-0000048885 |
| Xanthium oviforme Wallr. |
wfo-0000005833 |
| Xanthium pensylvanicum Wallr. |
wfo-0000077960 |
| Xanthium riparium Itzigs. & Hertsch |
wfo-0000058649 |
| Xanthium riparium Lasch |
wfo-0000130211 |
| Xanthium ripicola Holub |
wfo-0000092653 |
| Xanthium ripicola var. ripicola |
wfo-0000056889 |
| Xanthium saccharatum subsp. italicum (Moretti) Hayek |
wfo-0000103750 |
| Xanthium saccharatum subsp. saccharatum |
wfo-0000054454 |
| Xanthium saccharatum var. saccharatum |
wfo-0000053412 |
| Xanthium saccharatum Wallr. |
wfo-0000035171 |
| Xanthium sibiricum Patrin ex Widder |
wfo-0000131101 |
| Xanthium sibiricum var. jingyuanense H.G.Hou & Y.T.Lu |
wfo-0001370568 |
| Xanthium sibiricum var. subinerme Widder |
wfo-0000091800 |
| Xanthium speciosum Kearney |
wfo-0000011232 |
| Xanthium strumarium subsp. cavanillesii (Schouw) D.Löve & Dans. |
wfo-0000098298 |
| Xanthium strumarium subsp. italicum (Moretti) D.Löve |
wfo-0000102842 |
| Xanthium strumarium subsp. sibiricum (Widder) Greuter |
wfo-0000065753 |
| Xanthium strumarium var. canadense (Mill.) Torr. & A.Gray |
wfo-0000100299 |
| Xanthium strumarium var. cavanillesii (Schouw) D.Löve & Dans. |
wfo-0000101879 |
| Xanthium strumarium var. glabratum (DC.) Cronquist |
wfo-0000086106 |
| Xanthium strumarium var. inaequilaterale (DC.) C.B.Clarke |
wfo-0000105585 |
| Xanthium strumarium var. indicum (koenig ex Roxb.) Debeaux |
wfo-0000110003 |
| Xanthium wootonii Cockerell |
wfo-0000120218 |