| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Fabaceae | Chamaecrista calycioides var. calycioides | Woodland Partridge-pea | Grasslands, mesquite woodlands, other sandy sites. | S. TX south through Mexico (OAX) and Central America to South America. | |
| Fabaceae | Chamaecrista chamaecristoides var. cruziana | Beach Partridge-pea | Coastal dunes, beaches, and sand flats. | Coastal s. TX south to TAM. | |
| Fabaceae | Chamaecrista deeringiana | Rockland Senna | Pine rocklands. | Endemic to s. FL (Miami-Dade and Monroe counties). | |
| Fabaceae | Chamaecrista fasciculata var. 1 | Dunes, sandy disturbed areas. | Panhandle FL and s. AL west to e. and se. TX. | ||
| Fabaceae | Chamaecrista fasciculata var. brachiata | Fields, disturbed areas. | E. GA south to s. FL, west to w. Panhandle FL. | ||
| Fabaceae | Chamaecrista fasciculata var. fasciculata | Common Partridge-pea | Fields, disturbed areas, fencerows, and a wide range of other habitats. | MA west to MN, south to s. FL and Mexico. |  |
| Fabaceae | Chamaecrista fasciculata var. macrosperma | Tidal-marsh Partridge-pea | Freshwater tidal marshes. | Endemic to e. VA (Rappahannock, Mattaponi, Pamunkey, Chickahominy, James, and Appomattox Rivers and their major estuarine tributaries) and MD. |  |
| Fabaceae | Chamaecrista flexuosa var. texana | Texas Sensitive-pea | Open, sandy areas. | Sc. and s. TX south into Mexico (TAM). | |
| Fabaceae | Chamaecrista greggii var. greggii | Gregg's Sensitive-pea | On caliche. | S. TX, COA, NLE, and TAM. | |
| Fabaceae | Chamaecrista horizontalis | Longleaf pine sandhills, other dry longleaf pine woodlands, disturbed sandy areas. | Sw. and wc. GA (Jones & Coile 1988) south to s. peninsular FL, Panhandle FL, and west to s. MS (Sorrie & Leonard 1999). | ||
| Fabaceae | Chamaecrista keyensis | Keys Sensitive-pea, Narrowpod Sensitive-pea, Key Cassia | Pine rocklands. | Endemic to s. FL (Miami-Dade and Monroe counties) |  |
| Fabaceae | Chamaecrista nictitans var. aspera | Southern Sensitive-plant | Pine savannas, pinelands, disturbed sandy soils. | Se. SC south to s. FL. |  |
| Fabaceae | Chamaecrista nictitans var. nictitans | Common Sensitive-plant | Forests, woodlands, disturbed areas, pine savannas, and a wide variety of other habitats. | C. nictitans is widely distributed in e. North America, and (depending on the scope of what is included in it) south into South America. In North America, var. nictitans ranges throughout se. United States, north to MA, NY, OH, and KA. |  |
| Fabaceae | Chamaecrista pilosa var. pilosa | Hairy Sensitive-pea | Disturbed upland areas, including Florida scrub. | Native of the Neotropics. | |
| Fabaceae | Chamaecrista rotundifolia var. rotundifolia | Roundleaf Sensitive-plant | Disturbed areas. | Native of tropical America (the form in Florida is apparently most similar to and likely introduced from Cuba). | |
| Fabaceae | Chamaecrista serpens var. serpens | Slender Sensitive-pea | Disturbed areas. | Native of the Neotropics. |
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