| Chamaesyce hyssopifolia | US, FL, Hillsborough County, Zephyr Hills | Robert K Godfrey | University of Florida | 19/11/1964 | FSU |
| Crocanthemum carolinianum | US, FL, Pasco County, Zephyr Hills | Robert K Godfrey | | 4/4/1970 | FSU |
| Cuscuta obtusiflora var. glandulosa | US, FL, Hillsborough County, Zephyr Hills | Robert K Godfrey | Florida Atlantic University Herbarium | 19/11/1964 | FSU |
| Onosmodium virginianum | US, FL, Pasco County, Zephyr Hills | Robert K Godfrey | | 4/4/1970 | FSU |
| Ceratophyllum demersum | US, FL, Bay County, Youngstown | Robert F Doren Robert K Godfrey | | 10/12/1972 | FSU |
| Clethra tomentosa | US, FL, Bay County, Youngstown | Robert K Godfrey | Florida State University, Robert K. Godfrey Herbarium | 25/6/1964 | FSU |
| Euphorbia curtisii | US, FL, Bay County, Youngstown | Robert K Godfrey | | 24/9/1960 | FSU |
| Tiedemannia filiformis | US, FL, Calhoun County, Youngstown | Robert K Godfrey | | 11/10/1965 | FSU |
| Tiedemannia filiformis | US, FL, Calhoun County, Youngstown | Robert K Godfrey | | 11/10/1965 | FSU |
| Chamaesyce blodgettii | US, FL, Citrus County, Yankeeetown | Robert K Godfrey | Louisiana State University Robert K Godfrey | 16/7/1968 | FSU |
| Crocanthemum carolinianum | US, FL, Franklin County, Wright's Lake | Robert K Godfrey | | 21/5/1969 | FSU |
| Lechea minor | US, FL, Bradford County, Worthington Springs | John Morrill Robert K Godfrey | Florida State University, Robert K. Godfrey Herbarium | 8/11/1954 | FSU |
| Clethra tomentosa | US, FL, Liberty County, Wilma | Robert K Godfrey | | 24/7/1957 | FSU |
| Chamaesyce hyssopifolia | US, FL, Gilchrist County, Wilcox | Robert K Godfrey | | 5/9/1927 | FSU |
| Lechea sessiliflora | US, FL, Gilchrist County, Wilcox | Robert K Godfrey | | 5/9/1957 | FSU |
| Chamaesyce hyssopifolia | US, FL, Hamilton County, White Springs | D.W. Hall Robert K Godfrey | | 19/8/1976 | FSU |
| Poinsettia cyathophora | US, FL, Hamilton County, White Springs | Robert K Godfrey | | 19/8/1976 | FSU |
| Alternanthera sessilis | US, FL, Gulf County, Wewahitchka | Robert K Godfrey | | 23/7/1977 | FSU |
| Alternanthera sessilis | US, FL, Gulf County, Wewahitchka | Robert K Godfrey | | 6/6/1987 | FSU |
| Alternanthera sessilis | US, FL, Gulf County, Wewahitchka | Robert K Godfrey | Florida State University, Robert K. Godfrey Herbarium | 14/9/1976 | FSU |
| Chamaesyce hyssopifolia | US, FL, Gulf County, Wewahitchka | Robert K Godfrey | | 15/8/1970 | FSU |
| Tiedemannia filiformis subsp. greenmannii | US, FL, Gulf County, Wewahitchka | Robert K Godfrey Roy Jervis | | 27/7/1955 | FSU |
| Acalypha gracilens | US, FL, Holmes County, Westville | Robert K Godfrey | Robert K Godfrey | 10/10/1959 | FSU |
| Lechea sessiliflora | US, FL, Bay County, West Bay | Robert K Godfrey | | 3/9/1958 | FSU |
| Cuscuta pentagona | US, FL, Marion County, Weirsdale | Richard D Houk Robert K Godfrey | | 11/5/1963 | FSU |
| Onosmodium virginianum | US, FL, Marion County, Weirsdale | Richard D Houk Robert K Godfrey | | 11/5/1963 | FSU |
| Amaranthus australis | US, FL, Hernando County, Weekiwachee River | Richard D Houk Robert K Godfrey | | 30/9/1963 | FSU |
| Euphorbia discoidalis | US, FL, Escambia County, Warrington | Robert K Godfrey | Herbarium of the University of Michigan | 11/10/1975 | FSU |
| Lechea pulchella var. ramosissima | US, FL, Wakulla County, Wakulla Beach | Richard D Houk Robert K Godfrey | | 13/8/1961 | FSU |
| Lechea mucronata | US, FL, Wakulla County, Wakulla | Robert K Godfrey | | 6/10/1960 | FSU |
| Onosmodium virginianum | US, FL, Leon County, Wakulla | Robert K Godfrey | | 24/4/1961 | FSU |
| Osmodium virginianum | US, FL, Wakulla County, Wakulla | Robert K Godfrey | | 11/4/1959 | FSU |
| Acer negundo | US, FL, Jefferson County, Wacissa River | Robert K Godfrey | | 16/6/1974 | FSU |
| Acalypha gracilens | US, FL, Jefferson County, Wacissa | Robert K Godfrey | | 20/10/1965 | FSU |
| Clethra alnifolia | US, FL, Jefferson County, Wacissa | Robert K Godfrey | Tall Timbers Research Station | 22/2/1981 | FSU |
| Ceratiola ericoides | US, FL, Okaloosa County, VIlla Tasso point | Andre F Clewell Robert K Godfrey | | 25/6/1964 | FSU |
| Euphorbia discoidalis | US, FL, Bay County, Vicksburg | Robert K Godfrey | | 19/9/1964 | FSU |
| Poinsettia cyathophora | US, FL, Monroe County, Upper Key Largo | Robert K Godfrey | Tall Timbers Research Station | 21/11/1973 | FSU |
| Alnus serrulata | US, FL, St. Johns County, Trout Creek | Robert K Godfrey | | 20/3/1976 | FSU |
| Lechea sessiliflora | US, FL, Gilchrist County, Trenton | Robert K Godfrey | | | FSU |