| Acalypha gracilens | US, FL, Jackson County, Marianna Caverns State Park | Richard S Mitchell | | 29/6/1960 | FSU |
| Acalypha ostryifolia | US, FL, Jackson County, Chipola River | Richard S Mitchell | Florida State University, Robert K. Godfrey Herbarium | 18/11/1960 | FSU |
| Bignonia capreolata | US, FL, Jackson County, Marianna Caverns State Park | Richard S Mitchell | | 5/6/1960 | FSU |
| Caperonia castaneaefolia | US, FL, Collier County, Sunniland | Richard S Mitchell | | 18/8/1960 | FSU |
| Chamaesyce cordifolia | US, FL, Suwannee County, Ellaville | Gwynn W Ramsey Richard S Mitchell Robert K Godfrey | A Herndon Derek Burch | 15/7/1961 | FSU |
| Chamaesyce hyssopifolia | US, FL, Jackson County, Marianna Caverns State Park | Richard S Mitchell | | 29/7/1960 | FSU |
| Chamaesyce maculata | US, FL, Suwannee County, Ellaville | Gwynn W Ramsey Richard S Mitchell Robert K Godfrey | | 15/7/1961 | FSU |
| Chamaesyce maculata | US, FL, Suwannee County, Ellaville | Gwynn W Ramsey Richard S Mitchell Robert K Godfrey | | 15/7/1961 | FSU |
| Chamaesyce nutans | US, FL, Jackson County, Marianna Caverns State Park | Richard S Mitchell | | 19/11/1960 | FSU |
| Chamaesyce nutans | US, FL, Jackson County, Marianna State Park | Richard S Mitchell | | 15/9/1960 | FSU |
| Chenopodium ambrosioides | US, FL, Jackson County, Marianna Caverns State Park | Richard S Mitchell | | 16/10/1960 | FSU |
| Conocarpus erectus | US, FL, Collier County, Royal Palm Hammock | Richard S Mitchell | | 15/8/1960 | FSU |
| Crocanthemum carolinianum | US, FL, Jackson County, Marianna Caverns State Park | Richard S Mitchell | | 22/4/1960 | FSU |
| Dichondra micrantha | US, FL, Jackson County, Marianna Caverns | Richard S Mitchell | Florida State University, Robert K. Godfrey Herbarium | 8/4/1960 | FSU |
| Ditrysinia fruticosa | US, FL, Jackson County, Florida Caverns State Park | Richard S Mitchell | | 25/6/1960 | FSU |
| Elodea canadensis | GB, VC56 Nottinghamshire, Beeston | Richard S Mitchell | William Lauder Lindsay | 8/1849 | E |
| Euphorbia cyathophora | US, FL, Monroe County, Plantation Key | Richard S Mitchell | | 16/8/1960 | FSU |
| Euphorbia discoidalis | US, FL, Jackson County, Marianna Caverns State Park | Richard S Mitchell | | 15/9/1960 | FSU |
| Ipomoea cordatotriloba | US, FL, Jackson County, Florida Caverns State Park | Richard S Mitchell | Florida State University, Robert K. Godfrey Herbarium | 22/5/1960 | FSU |
| Ipomoea pandurata | US, FL, Jackson County, Marianna | Richard S Mitchell | | 22/5/1960 | FSU |
| Laguncularia racemosa | US, FL | Richard S Mitchell | Florida State University, Robert K. Godfrey Herbarium | 16/8/1960 | FSU |
| Lechea mucronata | US, FL, Suwannee County, Ellaville | Gwynn W Ramsey Richard S Mitchell Robert K Godfrey | | 15/7/1961 | FSU |
| Lechea villosa | US, FL, Jackson County, Marianna Caverns State Park | Richard S Mitchell | | 15/9/1960 | FSU |
| Poinsettia cyathophora | US, FL, Monroe County, Key Largo | Richard S Mitchell | | 16/8/1960 | FSU |
| Salicornia virginica | US, FL, Monroe County, Banyan Swamp | Richard S Mitchell | | 16/8/1960 | FSU |
| Sebastiania fruiticosa | US, FL, Suwannee County, Ellaville | Gwynn W Ramsey Richard S Mitchell Robert K Godfrey | | | FSU |
| Symphoricarpos orbiculatus | US, FL, Jackson County, Florida Caverns State Park | Richard S Mitchell | Florida State University, Robert K. Godfrey Herbarium Richard S Mitchell | 5/3/1961 | FSU |
| Trachelospermum difforme | US, FL, Lafayette County, Dowling Park | Gwynn W Ramsey Richard S Mitchell Robert K Godfrey | | 15/7/1961 | FSU |