| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Fabaceae | Crotalaria alata | Winged Rattlebox | Suburban woodlands. | Native of Himalayan Asia. Collected as an escape in Gainesville, FL in 1939 and not seen since (Nesom 2023b). | |
| Fabaceae | Crotalaria avonensis | Avon Park Rattlebox, Avon Park Harebells | Florida scrub. | Endemic to c. FL peninsula (Highlands and Polk counties). |  |
| Fabaceae | Crotalaria biflora | Two-flower Rattlebox | Chrome ore piles, as a waif. | Native of s. Asia. Reported by Reed (1964). | |
| Fabaceae | Crotalaria incana var. incana | Shake-shake, Velvety Rattlebox | Disturbed areas. | Native of the tropics, variously interpreted as pantropical or only Paleotropical. Also in peninsular FL, from Alachua County southward. |  |
| Fabaceae | Crotalaria juncea | Sunn Hemp | Roadsides, also grown as a crop, and occurring as a waif in field edges (W. Barger, pers. comm., 2012; Zomlefer et al. 2018). | Probably native of s. Asia. |  |
| Fabaceae | Crotalaria lanceolata ssp. lanceolata | Lanceleaf Rattlebox | Sandy fields, roadsides, other disturbed areas. | Native of Africa. |  |
| Fabaceae | Crotalaria linaria | Coastal dunes, dry pinelands. | S. peninsular FL, keys, north along the coasts, to Pinellas County on the west and Palm Beach County on the east. |  | |
| Fabaceae | Crotalaria maritima | Low Rattlebox, Rabbitbells | Sandy forests and woodlands, roadsides. | E. SC south to s. FL, and west to e. LA, endemic to the Southeastern Coastal Plain. |  |
| Fabaceae | Crotalaria ochroleuca | Slenderleaf Rattlebox | Roadsides and sandy fields. | Native of Africa. |  |
| Fabaceae | Crotalaria pallida var. obovata | Smooth Rattlebox | Roadsides and fields. | Native of Africa. |  |
| Fabaceae | Crotalaria pumila | Low Rattlebox | Beach dunes, coastal grasslands, coastal strands, pine rocklands, disturbed uplands. | FL peninsula; West Indies; TX, AZ, and NM south through Mexico and Central America to South America. |  |
| Fabaceae | Crotalaria purshii | Coastal Plain Rattlebox, Pursh's Rattlebox | Mesic to dry pinelands, sandy openings, roadsides. | A Southeastern Coastal Plain endemic: se. VA south to n. FL, c. peninsular FL, and west to e. LA, with scattered locations inland. |  |
| Fabaceae | Crotalaria retusa | Rattleweed | Disturbed areas. | Native of the Old World tropics. |  |
| Fabaceae | Crotalaria rotundifolia | Low Rattlebox, Rabbitbells | Sandy forests and woodlands, roadsides. | Se. VA south to c. peninsular FL, west to se. LA; also widespread in Mexico. |  |
| Fabaceae | Crotalaria sagittalis var. sagittalis | Common Rattlebox | Woodlands, woodland edges, barrens, prairies, openings, fields. | MA and VT west to s. MI, s. WI, and c. MN, south to c. SC, s. AL, s. MS, TX, Mexico and Central America; West Indies. |  |
| Fabaceae | Crotalaria spectabilis | Showy Rattlebox | Fields, roadsides, disturbed areas. | Native of s. Asia. |  |
| Fabaceae | Crotalaria trichotoma | Zanzibar Rattlebox, Curara Pea | Roadsides, disturbed areas. | Native of Africa. |  |
| Fabaceae | Crotalaria verrucosa | Blue Rattlebox, Purple Popbush | Disturbed areas. | Native of Asia. | |
| Fabaceae | Crotalaria virgulata ssp. grantiana | Grant's Rattlebox | Disturbed areas. | Native of Africa. |
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