Family | Scientific Name | Common Name | Habitat | Distribution | Image |
Solanaceae | Solanum adscendens | Sonoita Nightshade | A waif on ore piles. | Native of sw. United States and n. Mexico. | 
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Solanaceae | Solanum americanum | American Black Nightshade | Hammocks, marsh edges, shell middens, disturbed areas. | E. SC (and NC?) south to s. FL, west to e. TX; western North America, Mexico, Central America, South America. Now also widespread in the Old World by introduction. | 
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Solanaceae | Solanum bahamense | Bahama Nightshade, Cankerberry | Hammocks, dunes. | S. FL; West Indies. | 
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Solanaceae | Solanum campechiense | Redberry Nightshade | Tropical/subtropical dry forests, lake and stream banks. | S. TX south into s. Mexico; West Indies; Central America; South America. | 
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Solanaceae | Solanum candidum | Fuzzyfruit Nightshade, Naranjilla Silvestre, Chichilegua | Disturbed areas. | Native of tropical America. | 
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Solanaceae | Solanum capsicoides | Soda-apple, Cockroachberry, Sodom-apple | Disturbed areas, open woodlands. | Native of tropical America. The nativity of this species in the Southeast is uncertain. | 
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Solanaceae | Solanum carolinense var. carolinense | Carolina Horse-nettle, Ball-nettle | Fields, gardens, disturbed areas. | ME and MN, south to s. FL and TX; naturalized well beyond this area, and the original native distribution unclear. | 
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Solanaceae | Solanum carolinense var. floridanum | Florida Horse-nettle | Longleaf pine sandhills, dry hammocks, maritime forests, riverbanks, disturbed areas. | S. GA and se. SC to n. peninsular FL. | 
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Solanaceae | Solanum chenopodioides | Black Nightshade, Whitetip Nightshade, Velvety Nightshade | Ballast, ore piles, other disturbed areas. | Native of s. South America. | 
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Solanaceae | Solanum citrullifolium var. citrullifolium | Watermelon Nightshade | Disturbed areas, roadsides. | Native of c. and w. TX and Mexico (CHH, COA, DGO, SON, ZAC). Introduced in scattered states, including DE (Kartesz 2022) and Alachua County, FL (Wunderlin & Hansen 2008). | |
Solanaceae | Solanum dimidiatum | Texas Horse-nettle | Prairies, sandy soils, eastwards in disturbed areas. | KS south to TX and Mexico (COA); perhaps the native distribution more extensive. | 
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Solanaceae | Solanum diphyllum | Paired-leaf Nightshade | Suburban woodlands, disturbed areas, hammocks. | Native of Mexico and Central America. MS report cultivated. | 
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Solanaceae | Solanum donianum | Mullein Nightshade | Coastal berms, disturbed uplands, marl prairies, pine rocklands, rockland hammock. | S. FL; West Indies (Cuba, Bahamas, Hispaniola); Mexico and Central America. | 
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Solanaceae | Solanum dulcamara | Bittersweet, Climbing Nightshade | Disturbed areas, in a wide variety of upland and wetland habitats. | Native of Europe. | 
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Solanaceae | Solanum elaeagnifolium | Silverleaf Nightshade, White Horse-nettle | Glades, prairies, thickets, fencerows, pastures, disturbed areas. | W. MO west to CA, south to w. LA and Mexico (many states); the details of the native distribution highly conjectural. Also native in South America. | 
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Solanaceae | Solanum emulans | Eastern Black Nightshade | Forests, roadsides, gardens, river banks, shores, disturbed areas. | NL west to SK, south to s. FL and e. TX; reports from s. TX and Mexico are apparently based on other taxa. | 
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Solanaceae | Solanum erianthum | Potato-tree, Salvadora | Hammocks, thickets, open woodlands, disturbed areas. | N. FL south to s. FL; s. TX, Mexico, Central America, and South America; West Indies. | 
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Solanaceae | Solanum glaucophyllum | Waxyleaf Nightshade | Disturbed areas, a historic port waif. | Native of Argentina. | 
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Solanaceae | Solanum interius | Plains Black Nightshade | Prairie ravines, stream valleys, open woodlands. | IA, MN, MB, MT, ID and WA south to w. LA, e. TX, w. TX, NM, and UT. | 
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Solanaceae | Solanum jamaicense | Jamaican Nightshade | Disturbed upland areas. | Native of the West Indies. | 
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Solanaceae | Solanum lycopersicum | Tomato | Persistent and weakly naturalized around gardens, especially where compost or sewage sludge is spread, commonly cultivated, commonly occurring as a waif, rarely if ever truly naturalized. | Native of Andean South America. | 
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Solanaceae | Solanum mauritianum | Earleaf Nightshade | Disturbed hammocks, roadsides. | Native of South America. | 
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Solanaceae | Solanum melongena | Eggplant, Aubergine | Planted in gardens, rarely persistent (only southwards). | Native of s. Asia. | 
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Solanaceae | Solanum nigrescens | Black Nightshade, Divine Nightshade | Forest edges, maritime areas, disturbed areas. | FL, AL, MS, LA, and TX south through Mexico and Central America to n. South America; West Indies. | 
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Solanaceae | Solanum nigrum | European Black Nightshade | Fields, other disturbed areas. | Native of Eurasia. | 
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Solanaceae | Solanum nitidibaccatum | Hairy Nightshade | Prairies, disturbed areas. | Native of temperate South America and likely w. North America, perhaps as far east as nw. AR and e. TX. | 
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Solanaceae | Solanum perplexum | Ochlockonee Ground-cherry | Forest edges, fields, pastures, disturbed areas. | Sw. GA, AL, nc. Peninsular FL; disjunct in w. MS. | |
Solanaceae | Solanum pilcomayense | | Historic waif at seaports. | Native of Argentina and Paraguay. | 
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Solanaceae | Solanum pseudocapsicum | Jerusalem-Cherry, Winter-cherry | Disturbed areas, sandbars, bottomland hardwood forests. | Native of Mediterranean Europe. See Harper & Diamond (2021) for discussion of occurrences and habitats in AL. | 
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Solanaceae | Solanum pseudogracile | Dune Nightshade | Ocean dunes, usually with Uniola paniculata, maritime forests. | E. NC south to s. FL, west to s. MS (or w. LA?). | 
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Solanaceae | Solanum pumilum | Dwarf Horse-nettle | Dolomitic glades, amphibolite glades. | Known from dolomitic Ketona glades in Bibb County, c. AL (Allison & Stevens 2001), amphibolite glades (Chilton and Coosa counties, AL) and historically in GA (Baldwin and Muskogee counties). | 
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Solanaceae | Solanum rostratum | Buffalo-bur, Kansas-thistle, Buffalo-bur Nightshade | Disturbed areas, especially overgrazed pastures and feedlots. | The native distribution obscure, at least in c. and w. United States and n. Mexico. | 
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Solanaceae | Solanum sarrachoides | Viscid Nightshade | Disturbed areas. | Native of South America. Works by Edmonds and associates have established that S. sarrachoides and S. physalifolium Rusby are two distinct species, but both are presently known from North America. | 
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Solanaceae | Solanum scabrum | Garden Huckleberry | Cultivated, perhaps persistent as a waif. | Native of tropical Africa. | 
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Solanaceae | Solanum seaforthianum | Brazilian Nightshade | Cultivated as an ornamental and escaped to disturbed areas. | Native of the West Indies. | 
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Solanaceae | Solanum sisymbriifolium | Sticky Nightshade | Disturbed areas. | Native of South America. | 
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Solanaceae | Solanum tampicense | Aquatic Soda Apple, Scrambling Nightshade, Aquatic Nightshade | Strand swamps, cypress domes, and other forested wetlands. | Native of Mexico, Central America, and West Indies. | 
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Solanaceae | Solanum torvum | Turkey-berry | Disturbed areas. | Native of West Indies. Introduced in AL. MS report is from Weed Science Laboratory. | 
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Solanaceae | Solanum triflorum | Cutleaf Nightshade | Disturbed areas. | Native of western North America and temperate South America. Introduced at scattered locations eastwards. | 
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Solanaceae | Solanum triquetrum | Texas Nightshade, Hierba Mora | Slopes, thickets, fencerows. | Sc. OK, e. TX, nc. TX, and w. TX south into Mexico (CHH, COA, DGO, GTO, NLE, QRO, SLP, TAM, ZAC). | 
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Solanaceae | Solanum tuberosum | Potato, Irish Potato, White Potato | Commonly cultivated, rarely escaped or spontaneous from thrown-out tubers. | Native of Andean South America. | 
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Solanaceae | Solanum umbellatum | Lanceleaf Nightshade | Disturbed areas, hammock edges, pine rocklands. | Native of tropical America. | 
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Solanaceae | Solanum viarum | Tropical Soda Apple | Pastures, roadsides, other disturbed areas. | Native of South America (s. Brazil, Paraguay, and n. Argentina). This species only appeared in our area a few decades ago, but has been publicized as a severe, extremely aggressive, and rapidly spreading weed (Wunderlin et al. 1993; Mullahey et al. 1993; Mullahey 1996). | 
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Solanaceae | Solanum villosum | Hairy Nightshade | Disturbed areas, most or all collections from ballast, probably only a waif. | Native of the Old World tropics. | 
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Solanaceae | Solanum virginianum | Yellow-fruit Nightshade | Waif on ore piles. | Native of s. Asia and w. Asia. | 
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