| Euphorbia corallioides | GB, VC14 East Sussex, Horney | George Claridge Druce | Botanical Exchange Club of The British Isles Augustin Ley | 6/1905 | BIRM |
| Euphorbia corallioides | GB, VC17 Surrey, Norwood Cultivated | William Henry Griffin | Allan Octavian Hume | 12/9/1905 | SLBI |
| Euphorbia corallioides | GB, VC17 Surrey, Norwood | William Henry Griffin | Allan Octavian Hume | 2/7/1906 | SLBI |
| Euphorbia corallioides | GB, VC17 Surrey, Norwood Cultivated | William Henry Griffin | Allan Octavian Hume | 14/7/1905 | SLBI |
| Euphorbia corallioides | GB, VC23 Oxfordshire, Oxford, Yardley Lodge | Charles Edward Hubbard | John Richard Wallis | 11/5/1943 | SLBI |
| Euphorbia corallioides | GB, VC38 Warwickshire, Clifton Cultivated | James Walter White | | 2/8/1891 | SLBI |
| Euphorbia corallioides | US, FL, Santa Rosa County, Navarre | Robert K Godfrey | Herbarium of the University of Michigan Michael J Huft | 15/9/1965 | FSU |
| Euphorbia cordifolia | US, FL, Walton County, Mossy Head | Robert Kral Robert K Godfrey | | 23/9/1956 | FSU |
| Euphorbia cordifolia | US, FL, Leon County, Tallahassee | Robert K Godfrey | | 22/9/1957 | FSU |
| Euphorbia corollata | US, FL, Leon County, Tallahassee | Robert K Godfrey | | 6/9/1955 | FSU |
| Euphorbia curtisii | US, FL, Wakulla County | Loran C Anderson | Florida State University, Robert K. Godfrey Herbarium | 22/6/1987 | FSU |
| Euphorbia curtisii | US, FL, Franklin County | Loran C Anderson | | 12/9/1984 | FSU |
| Euphorbia curtisii | US, FL, Jefferson County | Robert K Godfrey | | 27/4/1988 | FSU |
| Euphorbia curtisii | US, FL, Wakulla County, Apalachicola National Forest | Sidney McDaniel | | 12/6/1965 | FSU |
| Euphorbia curtisii | US, FL, Bay County, Bayhead | Robert K Godfrey | | 18/8/1962 | FSU |
| Euphorbia curtisii | US, FL, Franklin County, Carrabelle | Loran C Anderson | | 3/6/1988 | FSU |
| Euphorbia curtisii | US, FL, Calhoun County, Chipola Exp. Forest | H.E. Grelen | United States Department of Agriculture, Forest Service Herbarium | 12/10/1956 | FSU |
| Euphorbia curtisii | US, FL, Franklin County, Eastpoint | Loran C Anderson | | 14/5/1987 | FSU |
| Euphorbia curtisii | US, FL, Clay County, Green Cove Springs | Robert K Godfrey | | 21/5/1964 | FSU |
| Euphorbia curtisii | US, FL, Clay County, Green Cove Springs | Robert K Godfrey | | 21/5/1964 | FSU |
| Euphorbia curtisii | US, FL, Gadsden County, Gretna | Loran C Anderson | | 3/8/1982 | FSU |
| Euphorbia curtisii | US, FL, Liberty County, Liberty | Sidney McDaniel | Herbarium of the University of Michigan Sidney McDaniel | 3/8/1966 | FSU |
| Euphorbia curtisii | US, FL, Jackson County, Marianna | Loran C Anderson Wilson Baker | | 22/8/2003 | FSU |
| Euphorbia curtisii | US, FL, Wakulla County, Newport | Robert Kral | | 8/3/1957 | FSU |
| Euphorbia curtisii | US, FL, Okaloosa County, Niceville | Bruce F. Hansen JoAnn Hansen | | 9/9/1975 | FSU |
| Euphorbia curtisii | US, FL, Bay County, Point Washington Wildlife Management Area | Loran C Anderson | | 23/8/2001 | FSU |
| Euphorbia curtisii | US, FL, Bay County, Point Washington Wildlife Management Area | Loran C Anderson | | 12/7/2002 | FSU |
| Euphorbia curtisii | US, FL, Washington County, Rock Hill | Robert Kral Robert K Godfrey | | 13/9/1956 | FSU |
| Euphorbia curtisii | US, FL, Wakulla County, Saint Marks | Loran C Anderson | | 22/5/1995 | FSU |
| Euphorbia curtisii | US, FL, Wakulla County, SaintMarks Wildlife Refuge | Robert K Godfrey | | 13/5/1978 | FSU |
| Euphorbia curtisii | US, FL, Wakulla County, Sopchoppy | Robert K Godfrey | | 10/5/1969 | FSU |
| Euphorbia curtisii | US, FL, Wakulla County, Wacissa | J.P. Gillespie | | 12/4/1956 | FSU |
| Euphorbia curtisii | US, FL, Leon County, Woodville | | | 25/6/1963 | FSU |
| Euphorbia curtisii | US, FL, Bay County, Youngstown | Robert K Godfrey | | 24/9/1960 | FSU |
| Euphorbia cyathophora | US, FL, Putnam County | Loran C Anderson | Florida State University, Robert K. Godfrey Herbarium | 15/12/2007 | FSU |
| Euphorbia cyathophora | US, FL, Levy County, Cedar Key | Daniel B Ward | Florida State University, Robert K. Godfrey Herbarium | 1/12/1962 | FSU |
| Euphorbia cyathophora | US, FL, Miami-Dade County, Fair Isle | William R Stimson | | 21/7/1964 | FSU |
| Euphorbia cyathophora | US, FL, Nassau County, Little Mills Creek | Loran C Anderson | | 20/10/2000 | FSU |
| Euphorbia cyathophora | US, FL, Charlotte County, New Point Comfort | Derek Burch | Florida State University, Robert K. Godfrey Herbarium | 5/6/1964 | FSU |
| Euphorbia cyathophora | US, FL, Monroe County, Plantation Key | Richard S Mitchell | | 16/8/1960 | FSU |