| Chamaesyce ophthalmica | US, FL, Liberty County, Apalachicola Bluffs & Ravines Preserve | Loran C Anderson | | 30/10/2013 | FSU |
| Chamaesyce ophthalmica | US, FL, Miami-Dade County, Florida City | Robert K Godfrey | | 18/4/1964 | FSU |
| Chamaesyce ophthalmica | US, FL, Franklin County, Florida State University Coastal Marine Lab | Loran C Anderson | | 27/7/2009 | FSU |
| Chamaesyce ophthalmica | US, FL, Okaloosa County, Ft. Walton Beach | James R Burkhalter | University of West Florida, Michael I Cousens Herbarium | 29/10/2013 | FSU |
| Chamaesyce ophthalmica | US, FL, Collier County, Goodland | Robert K Godfrey | Louisiana State University University of Florida | 22/11/1964 | FSU |
| Chamaesyce ophthalmica | US, FL, Miami-Dade County, Homestead | Daniel B Ward Derek Burch Robert K Godfrey | | 16/4/1964 | FSU |
| Chamaesyce ophthalmica | US, FL, Lee County, Mound Key | S. Todd | | 13/7/1974 | FSU |
| Chamaesyce ophthalmica | US, FL, Collier County, Naples | Robert K Godfrey | Florida State University, Robert K. Godfrey Herbarium | 22/11/1964 | FSU |
| Chamaesyce ophthalmica | US, FL, Dixie County, Shamrock | Robert K Godfrey | Florida State University, Robert K. Godfrey Herbarium | 24/11/1964 | FSU |
| Chamaesyce ophthalmica | US, FL, Leon County, Tallahassee | Loran C Anderson | | 29/8/1985 | FSU |
| Chamaesyce ophthalmica | US, FL, Leon County, Tallahassee | Loran C Anderson | Florida State University, Robert K. Godfrey Herbarium | 31/8/2011 | FSU |
| Chamaesyce ophthalmica | US, FL, Leon County, Tallahassee | Robert K Godfrey | Florida State University, Robert K. Godfrey Herbarium A Herndon | 29/9/1969 | FSU |
| Chamaesyce ophthalmica | US, FL, Escambia County, University of West Florida | James R Burkhalter | Michael I Cousens | 15/6/2013 | FSU |
| Chamaesyce polygonifolia | US, FL, Nassau County, Fort Clinch State Park | Derek Burch | | 12/10/1963 | FSU |
| Chamaesyce porteriana var. scoparia | US, FL, Monroe County, Big Pine Key | Derek Burch | | 19/11/1964 | FSU |
| Chamaesyce porteriana | US, FL, Monroe County, Big Pine Key | Robert K Godfrey | | 17/11/1973 | FSU |
| Chamaesyce porteriana | US, FL, Monroe County, Big Pine Key | Sidney McDaniel | | 21/3/1965 | FSU |
| Chamaesyce porteriana | US, FL, Miami-Dade County, Everglades National Park | Daniel B Ward Derek Burch | | 17/4/1964 | FSU |
| Chamaesyce porteriana | US, FL, Miami-Dade County, Everglades National Park | Robert K Godfrey | Florida State University, Robert K. Godfrey Herbarium | 18/4/1964 | FSU |
| Chamaesyce prostrata | US, FL, Jackson County | Loran C Anderson | | 22/7/2013 | FSU |
| Chamaesyce prostrata | US, FL, Franklin County, Apalachicola | Loran C Anderson | | 19/6/1986 | FSU |
| Chamaesyce prostrata | US, FL, Calhoun County, Clarksville | George Wilder Karen MacClendon Travis MacClendon | | 16/5/2012 | FSU |
| Chamaesyce prostrata | US, FL, Okaloosa County, Eglin Air Force Base | Loran C Anderson | | 13/8/1992 | FSU |
| Chamaesyce prostrata | US, FL, Alachua County, Gainesville | Derek Burch | | 3/6/1963 | FSU |
| Chamaesyce prostrata | US, FL, Miami-Dade County, Homestead | Daniel B Ward Derek Burch Robert K Godfrey | | 16/4/1964 | FSU |
| Chamaesyce prostrata | US, FL, Jefferson County, Lake Miccosukee | Kathleen Craddock Burks | | 7/11/1990 | FSU |
| Chamaesyce prostrata | US, FL, Jefferson County, Monticello | Robert K Godfrey | | 14/4/1989 | FSU |
| Chamaesyce prostrata | US, FL, Escambia County, Pensacola | James R Burkhalter | | 12/7/1981 | FSU |
| Chamaesyce prostrata | US, FL, Wakulla County, Saint Marks National Wildlife Refuge | Loran C Anderson | | 3/4/2008 | FSU |
| Chamaesyce prostrata | US, FL, Dixie County, Shamrock | Robert K Godfrey | Louisiana State University University of Florida | 24/11/1964 | FSU |
| Chamaesyce prostrata | US, FL, Leon County, Tallahassee | Loran C Anderson | | 22/6/1989 | FSU |
| Chamaesyce prostrata | US, FL, Leon County, Tallahassee | Robert K Godfrey | | 5/12/1964 | FSU |
| Chamaesyce prostrata | US, FL, Okaloosa County, Wynnehaven Beach | Derek Burch | | 24/10/1964 | FSU |
| Chamaesyce prostrata | US, FL, Calhoun County | Bill Boothe Loran C Anderson Marcia Boothe | Florida State University, Robert K. Godfrey Herbarium | 16/10/2012 | FSU |
| Chamaesyce serpens | US, FL, Escambia County, Pensacola | James R Burkhalter | | 22/7/1977 | FSU |
| Chamaesyce thymifolia | US, FL, Lee County, Caloosahatchee | Derek Burch | | 27/9/1964 | FSU |
| Chenopodium album | US, FL, Marion County, Anthony | Cecil R Slaughter Jimmy E. Meeks | | 25/7/2006 | FSU |
| Chenopodium album | US, FL, Franklin County, Carrabelle | Loran C Anderson | | 29/6/1984 | FSU |
| Chenopodium album | US, FL, Lee County, Cayo Costa | Thomas E Miller | | 19/3/2011 | FSU |
| Chenopodium album | US, FL, Franklin County, Dog Island | Loran C Anderson | | 29/8/1981 | FSU |