| Taxon | Collector | Location | Type Status | Barcode | |
|---|---|---|---|---|---|
| Croton monachinoensis Jabl. | J. J. Wurdack 41251 with J. V. Monachino, 17 Jan 1956 | Venezuela. Bolívar. Río Suapure between Raudal Budare and Raudal Pta. Brava (70-80 km from mouth). | holotype | 262930 |  |
| Croton palanostigma Klotzsch | G. T. Prance 24864 with A. S. Silva, C. C. Berg, M. J. Balick, A. J. Henderson, B. W. Nelson, R. P. Bahia & M. R. dos Santos, 05 Nov 1977 | Brazil. Pará. Serra do Cachimbo, BR 163, Cuiabá-Santarém Highway, Cachoeira de Curuá; north slope of Serra Cachimbo. | 01301938 |  | |
| Croton pohlianus Müll.Arg. | M. Kawall 119 02 Mar 1992 | Brazil. Minas Gerais. Sacramento. Represa de Furnas, Fazenda proxima a barragem de Estreito. | 504346 |  | |
| Croton luzoniensis Müll.Arg. | H. Cuming | Philippines. Biliran. | isotype | 262995 |  |
| Croton dioicus Cav. | J. B. Walker 2125 with S. Baker, 24 May 1997 | United States of America. New Mexico. Eddy Co. Lincoln National Forest, Guadalupe Mountains, North Rocky Arroyo, 56km by air W of Carlsbad. | 190335 |  | |
| Croton fergusonii Small | A. H. Curtiss 5360 02 May 1895 | United States of America. Florida. In everglades, between Cutler and Longview Camp. | type | 246442 |  |
| Croton macrostachys Hochst. | G. H. W. Schimper 1134 15 Jul 1842 | Ethiopia. Prope Schoata. | syntype | 262978 |  |
| Croton tonantinensis Jabl. | W. A. Ducke 1563 08 Feb 1944 | Brazil. Amazonas. Tonantins, Paraná de Tonantins. | holotype | 262968 |  |
| Croton fuertesii Urb. | M. D. Fuertes Lorén 387 Aug 1910 | Dominican Republic. Barahona. A, Duvergé fluss. | isotype | 83341 |  |
| Croton pendens Lundell | E. Matuda 4373 09 Jul 1941 | Mexico. Chiapas. Honduras, near Siltepec. | isotype | 246485 |  |
| Croton moritibensis Baill. | J. S. Blanchet 896 1839 | Brazil. Bahia. | 504301 |  | |
| Croton moustiquensis Urb. | E. L. Ekman H3677 02 Apr 1925 | Haiti. Presqu'île du Nord-Ouest, Port-de-Paix on the road haut-Moustique to Bas-Moustique, near Passe-Fond-Froid. | isotype | 83366 |  |
| Croton montevidensis Spreng. | T. M. Pedersen 3629 01 Dec 1955 | Uruguay. Lavalleja. Estancia "Pororó". | 504288 |  | |
| Croton berlandieri Torr. | J. L. Berlandier 708 | Mexico. Texano-Mexicanum. | syntype | 246448 |  |
| Croton berlandieri Torr. | J. L. Berlandier 2125 | Mexico. Texano-Mexicanum. | syntype | 246449 |  |
| Croton berlandieri Torr. | J. L. Berlandier 2125 | Mexico. Nuevo León. Texano-Mexicanum. | syntype | 246450 |  |
| Croton badiocalyx Croizat | O. L. Haught 2823 12 May 1939 | Colombia. Casanare. Orocué. | isotype | 246511 |  |
| Croton excisus Urb. | N. L. Britton 1946 17 Mar 1909-30 Mar 1909 | Cuba. Guantánamo. United States Naval Station, Guantanamo Bay, Oriente. | isotype | 83340 |  |
| Croton azuensis Urb. | M. D. Fuertes Lorén 1862 Aug 1912 | Dominican Republic. Azua. Ad Las Vallecitos. | isotype | 83319 |  |
| Croton scaber var. obscurus Müll.Arg. | A. Fendler 1234 1854-1855 | Venezuela. Prope colonium Tovar. | isotype | 262951 |  |