| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Gentianaceae | Bartonia | Bartonia |  (c) Fleming, Gary P. | ||
| Gentianaceae | Bartonia paniculata ssp. iodandra | Purple Screwstem | Wet, peaty hollows, sphagnous bogs, peaty turf, and damp lake shores in sandy soil. | Newfoundland south to Long Island, New York, and perhaps New Jersey. |  (c) Semmling, Bonnie - CC-BY |
| Gentianaceae | Bartonia paniculata ssp. paniculata | Screwstem Bartonia | Swamps, bogs, pocosins, pocosin ecotones, sphagnous seepages, sinkhole ponds. | Ssp. paniculata ranges from Massachusetts south to c. peninsular Florida and west to e. Texas, chiefly on the Coastal Plain, but with scattered occurrences inland, to c. Virginia, e. West Virginia (Vanderhorst et al. 2013), w. North Carolina, Kentucky, and Arkansas. |  (c) Danielson, Erik |
| Gentianaceae | Bartonia paniculata ssp. texana | Texas Screwstem | Baygalls, acid seepages. | Ssp. texana is endemic to the West Gulf Coastal Plain of w. Louisiana and e. Texas, where it is more-or-less sympatric with ssp. paniculata (Mathews et al. 2009). |  |
| Gentianaceae | Bartonia verna | Spring Bartonia, White Bartonia | Wet pine savannas, shores of Coastal Plain depression ponds, interdune swales, other moist sands. | Virginia (one site known from City of Virginia Beach) (Belden et al. 2004) and se. North Carolina (Carteret County) south to s. Florida, west to se. Texas. |  (c) Cressler, Alan M. |
| Gentianaceae | Bartonia virginica | Virginia Bartonia, Yellow Bartonia | Bogs, swamps, pine savannas, pocosin ecotones, pocosins, dune swales. | Nova Scotia and Québec west to Wisconsin, south to s. Florida, Louisiana, and e. Texas (Singhurst & Bridges 2024). |  (c) Cressler, Alan M. |
| Gentianaceae | Blackstonia |  (c) Nesterova, Svetlana - CC-BY-NC, permission granted to NCBG | |||
| Gentianaceae | Blackstonia perfoliata | Yellow-wort | Disturbed area in Port of Charleton. | Native of Mediterranean and w. Europe. Reported for the Port of Charleton (Charleston County), South Carolina (K. Bradley, pers.comm. 2022). |  (c) Nesterova, Svetlana - CC-BY-NC, permission granted to NCBG |
| Gentianaceae | Centaurium | Centaury |  (c) Danielson, Erik | ||
| Gentianaceae | Centaurium erythraea | Common Centaury, Forking Centaury | Lawns, disturbed areas. | Native of Europe and w. Asia. Reported as naturalizing in West Virginia (Vanderhorst et al. 2019). | |
| Gentianaceae | Centaurium pulchellum | Lesser Centaury, Branched Centaury | Disturbed areas. | Native of Europe. Reported as naturalizing in West Virginia (Vanderhorst et al. 2019). |  (c) Martin, Gilles San - CC-BY-SA |
| Gentianaceae | Centaurium tenuiflorum | Slender Centaury | Drawdown pond in blackland prairie, other habitats. | Native of Eurasia. See Keener (2013) for additional, detailed information. | |
| Gentianaceae | Eustoma | Prairie-gentian |  (c) Sorrie, Bruce A. - CC-BY | ||
| Gentianaceae | Eustoma exaltatum | Prairie-gentian, West Indian Bluebell, Alkali Chalice | Alkaline prairies, saline coastal areas. | Alabama and peninsular Florida west to s. California, south to Mexico and Belize; West Indies. | (c) Sorrie, Bruce A. - CC-BY |
| Gentianaceae | Eustoma russellianum | Russell's Prairie-gentian, Texas Bluebell, Lira de San Pedro | Moist meadows and prairies. | South Dakota and Wyoming south to e. and w. Louisiana, Texas, New Mexico, and Mexico (Chihuahua, Coahuila, Tamaulipas). |  (c) Campos, Aidan |
| Gentianaceae | Frasera | Columbo |  (c) Ware, Richard & Teresa - CC-BY-NC, permission granted to NCBG | ||
| Gentianaceae | Frasera caroliniensis | American Columbo | Rich forests and woodlands over mafic or calcareous rocks, upper slopes of cove forests, floodplain forests. | W. New York, nw. Pennsylvania, and s. Ontario west to Illinois, Michigan, Missouri, and e. Oklahoma, south to w. South Carolina, n. Georgia, and Louisiana, primarily west of the Blue Ridge. |  (c) Cressler, Alan M. |
| Gentianaceae | Gentiana | Gentian |  (c) Bradley, Keith | ||
| Gentianaceae | Gentiana ×curtisii | ||||
| Gentianaceae | Gentiana ×pallidocyanea | ||||
| Gentianaceae | Gentiana andrewsii var. andrewsii | Prairie Closed Gentian | Meadows, seeps, forest edges, freshwater marshes, open-canopied swamps. | New Hampshire, s. Québec, Minnesota, and s. Manitoba, south to s. Maryland, West Virginia, Missouri and Wyoming; earlier reports of it as far south as Georgia or North Carolina (as by F and G) are apparently based on misidentifications. |  (c) Ward, Scott G |
| Gentianaceae | Gentiana andrewsii var. dakotica | Western Closed Bottle Gentian, Dakota Gentian | Upland prairies, glades, forest openings. | Manitoba and Saskatchewan south through Minnesota, North Dakota, South Dakota, w. Illinois, Iowa, and Nebraska to s. Missouri. |  (c) Aaron, Nathan - CC-BY |
| Gentianaceae | Gentiana austromontana | Blue Ridge Gentian | Mountain forests and grassy balds, especially at medium to high elevations, but descending to ca. 600 m (2200 feet). | A Southern Appalachian endemic: s. West Virginia and sw. Virginia south to w. North Carolina and ne. Tennessee. |  (c) Fleming, Gary P. |
| Gentianaceae | Gentiana autumnalis | Pinebarren Gentian | Longleaf pine savannas, pine flatwoods, sandhills, pine barrens, in a variety of sites varying from moist to very xeric, in se. VA, NC, and SC nearly always associated with Pinus palustris and/or Aristida stricta. | This species is a "bimodal endemic", occurring in s. New Jersey and adjacent Delaware (at least formerly), and from se. Virginia south through e. North Carolina to nc. South Carolina. |  (c) Sorrie, Bruce A. - CC-BY |
| Gentianaceae | Gentiana catesbyi | Coastal Plain Gentian | Pocosins, moist longleaf pine savanna edges, edges of moist hardwood forests, bluff seepages. | S. New Jersey south to ne. Florida and e. Panhandle Florida, on the Coastal Plain. |  (c) Cressler, Alan M. |
| Gentianaceae | Gentiana clausa | Meadow Closed Gentian, Meadow Bottle Gentian | Forests. | Mostly Appalachian: Maine south to w. North Carolina and ne. Tennessee, extending east and west to adjacent physiographic provinces. |  (c) Fleming, Gary P. |
| Gentianaceae | Gentiana decora | Appalachian Gentian | Forests. | A Southern Appalachian endemic: c. West Virginia south through w. Virginia to w. North Carolina, e. Tennessee, nw. South Carolina, ne. Georgia. |  (c) Cressler, Alan M. |
| Gentianaceae | Gentiana flavida | Pale Gentian | Moist meadows, prairies, glades, openings in mesic forests. | Michigan west to Minnesota, south to n. Arkansas; with scattered disjunctions eastward to Pennsylvania, Ohio, West Virginia, Kentucky, and w. North Carolina. |  (c) Marcum, Paul |
| Gentianaceae | Gentiana latidens | Balsam Mountain Gentian | Moist, often seeping, more or less open sites on rocky slopes. | Restricted to the higher mountains of North Carolina south of Asheville, North Carolina (Haywood, Jackson, Macon, and Transylvania counties). |  (c) Cressler, Alan M. |
| Gentianaceae | Gentiana linearis | Narrowleaf Gentian | Openings in spruce-fir forests, seeps, bogs, and swamp forests at high elevations. | Mainly occurring in ne. United States and e. Canada, west to Lake Superior, and south (scattered) in the Appalachians to sw. Virginia (in openings in spruce-fir forest near summit of Whitetop Mountain) and e. Tennessee (Chester, Wofford, & Kral 1997). On Mount LeConte (Sevier County, Tennessee), G. linearis occurs in thin soils around high elevation outcrops of Anakeesta Slate. See Pringle (1977) for extensive discussion of actual and putative southern occurrences of this species. |  (c) Bradley, Keith |
| Gentianaceae | Gentiana pennelliana | Wiregrass Gentian | Pine flatwoods and mesic to wet pine savannas. | Endemic to Panhandle Florida (Bay, Calhoun, Franklin, Dadsden, Gulf, Leon, Liberty, Wakulla, and Walton counties). |  (c) Cressler, Alan M. |
| Gentianaceae | Gentiana puberulenta | Prairie Gentian, Downy Gentian | Prairies, glades, open woodlands, usually over calcareous substrates. | W. New York west to North Dakota, south to Kentucky, sc. Tennessee (Coffee County) (Chester, Wofford, & Kral 1997), Louisiana, n. Arkansas, and Kansas. Reports for West Virginia are unconfirmed (Harmon, Ford-Werntz, & Grafton 2006). |  (c) Berger, Matt - CC-BY |
| Gentianaceae | Gentiana saponaria | Soapwort Gentian, Harvestbells | Bogs, marshes, wet hardwood forests, other moist to wet habitats. | New York west to n. Illinois, south to Panhandle Florida and e. Texas. |  (c) Cressler, Alan M. |
| Gentianaceae | Gentiana villosa | Striped Gentian | Upland forests, sandhill/pocosin ecotones. | Se. Pennsylvania west to n. Kentucky and w. Tennessee, south to Panhandle Florida and e. Louisiana. |  (c) Sorrie, Bruce A. - CC-BY |
| Gentianaceae | Gentianaceae | Gentian Family |  (c) Ware, Richard & Teresa - CC-BY-NC, permission granted to NCBG | ||
| Gentianaceae | Gentianella | Gentianella, Agueweed |  (c) Fowler, Jim | ||
| Gentianaceae | Gentianella occidentalis | Midwestern Gentianella, Western Agueweed | Calcareous barrens, prairies, meadows, dry and dry-mesic limestone woodlands. | Ohio and s. Ontario west to Minnesota, east and south to w. Virginia, sc. Kentucky, Arkansas, and se. Kansas. |  (c) Fleming, Gary P. |
| Gentianaceae | Gentianella quinquefolia | Appalachian Gentianella, Eastern Agueweed | Forests, grassy balds, roadbanks. | Primarily Appalachian, from Maine west to w. New York and s. Ontario, south to n. Georgia and sc. Tennessee. |  (c) Fowler, Jim |
| Gentianaceae | Gentianopsis | Fringed-gentian | (c) Ware, Richard & Teresa - CC-BY-NC, permission granted to NCBG | ||
| Gentianaceae | Gentianopsis crinita | Eastern Fringed-gentian | Sunny or partially shaded seepage areas over calcareous, mafic, or ultramafic rocks (such as limestone, amphibolite, or serpentinized olivine). | Maine, s. Ontario, and North Dakota south to New Jersey, n. Delaware, Indiana, and Iowa (mostly north of the glacial maximum) and from Pennsylvania south to nw. North Carolina and ne. Georgia in the unglaciated Appalachians. | (c) Ware, Richard & Teresa - CC-BY-NC, permission granted to NCBG |
| Gentianaceae | Gentianopsis virgata ssp. virgata | Lesser Fringed-gentian | Calcareous fens. | New York, Ontario, Manitoba, and Saskatchewan south to nw. Pennsylvania, s. Ohio, c. Indiana, c. Illinois, n. Iowa, e. South Dakota, and w. South Dakota. |  (c) Zappa, Mathew - CC-BY |
| Gentianaceae | Leiphaimos | Ghost-plant |  (c) Bradley, Keith | ||
| Gentianaceae | Leiphaimos parasitica | Ghost-plant | Rockland hammocks, sinkholes. | S. peninsular Florida; West Indies; Mexico and Central America. |  (c) Bradley, Keith |
| Gentianaceae | Obolaria | Pennywort |  (c) Bradley, Keith | ||
| Gentianaceae | Obolaria virginica | Pennywort | Nutrient-rich, moist to dry forests, mesic hammocks. | New Jersey west to Ohio, s. Indiana, and s. Illinois, south to Panhandle Florida (Jefferson County) and se. Louisiana (reported from Texas). |  (c) Cressler, Alan M. |
| Gentianaceae | Sabatia | Sabatia, Rose-gentian, Rose-pink, Marsh-pink, Sea-pink |  (c) Ware, Richard & Teresa - CC-BY-NC, permission granted to NCBG | ||
| Gentianaceae | Sabatia angularis | Bitter-bloom, Common Marsh-pink, American Centaury | Forests, woodlands, marshes, fields, calcareous hammocks (in FL), especially in base-rich situations. | New York west to s. Michigan, Illinois, and e. Kansas, south to Panhandle Florida and e. Texas. |  (c) Parkins, Grant Morrow |
| Gentianaceae | Sabatia arenicola | Sand Rose-gentian, Sand Sabatia | Interdune depressions, wet pine savannas, saline flats. | Se. Louisiana west through Texas to ne. MX (Tamaulipas). |  © David Harrison |
| Gentianaceae | Sabatia arkansana | Pelton's Rose-gentian, Arkansas Sabatia | Nepheline syenite and shale glades. | Endemic to Saline County, Arkansas. |  © Paul Barnard |
| Gentianaceae | Sabatia brachiata | Narrowleaf Rose-pink, Elegant Sabatia | Mesic pinelands, longleaf pine sandhills, pine savannas, pine flatwoods. | Se. Virginia south to s. Georgia, west to Louisiana, north in the interior to c. Tennessee and se. Missouri. |  (c) Sorrie, Bruce A. - CC-BY |
| Gentianaceae | Sabatia brevifolia | Savanna White Rose-gentian | Pine savannas, dry prairies, and mesic to scrubby flatwoods. | E. South Carolina south to peninsular Florida, west to s. Alabama and s. Mississippi. |  (c) Keim, Mary - CC-BY-NC-SA, permission granted to NCBG |
| Gentianaceae | Sabatia calycina | Coastal Rose-pink | Swamp forests, river banks. | Se. Virginia south to s. Florida, west to se. Texas; e. Cuba and Hispaniola. |  (c) Bradley, Keith |
| Gentianaceae | Sabatia campanulata | Slender Marsh-pink | Pine savannas, bogs, seeps, fens. | Massachusetts south to ne. Florida, Panhandle Florida, west to Louisiana and Arkansas; scattered inland as in w. Virginia, w. North Carolina, c. Tennessee, and Kentucky. |  (c) Fleming, Gary P. |
| Gentianaceae | Sabatia campestris | Western Marsh-pink, Prairie Rose-gentian, Prairie Sabatia | Glades, upland prairies, also disturbed areas, roadsides, and woodland edges. | Illinois and Iowa south to s. Mississippi, s. Louisiana, and s. Texas. |  (c) Smith, Jake - CC-BY-NC, permission granted to NCBG |
| Gentianaceae | Sabatia capitata | Cumberland Rose-gentian | Sloping woodlands and meadows, over sandstone or shale. | Sw. North Carolina (?) and se. Tennessee south to nw. Georgia and c. Alabama. Apparently present in North Carolina, at least formerly, based on a specimen collected "from Cherokee", probably Cherokee County, North Carolina (Wilbur 1955), a remarkably poorly botanized area. |  (c) Ware, Richard & Teresa - CC-BY-NC, permission granted to NCBG |
| Gentianaceae | Sabatia decandra | Bartram's Rose-gentian | Margins of Taxodium ascendens-Nyssa depressions, wet pine flatwoods, boggy roadsides. | Ne. South Carolina south to s. Florida, west to s. Alabama and se. Mississippi. |  (c) Ware, Richard & Teresa - CC-BY-NC, permission granted to NCBG |
| Gentianaceae | Sabatia difformis | Lanceleaf Rose-gentian, White Sabatia | Pine savannas, bogs, cutthroat seepages, pocosins. | S. New Jersey south to c. peninsular Florida (Highlands and Sarasota counties), west to s. Alabama and s. Mississippi. |  (c) Ward, Scott G |
| Gentianaceae | Sabatia dodecandra | Perennial Sea-pink, Large Marsh Rose-pink | Tidal brackish and freshwater marshes. | Connecticut south to e. South Carolina and e. Georgia (Sorrie 1998b); disjunct in Panhandle Florida. |  (c) Cressler, Alan M. |
| Gentianaceae | Sabatia foliosa | Blackwater Rose-pink | Openings along blackwater rivers, cypress ponds. | E. South Carolina south to ne. Florida and Panhandle Florida, west to se. Texas. |  (c) Griffith, Floyd A. |
| Gentianaceae | Sabatia formosa | Pretty Sabatia, Stately Sabatia, Buckley's Sabatia | Sands, sometimes xeric. | W. Louisiana and Oklahoma south to e. and c. Texas. | |
| Gentianaceae | Sabatia gentianoides | Pinewoods Sabatia, Spider Sabatia | Pine savannas, bogs. | North Carolina south to ne. Florida and Panhandle Florida, west to se. Texas. |  (c) Gibson, Clint - CC-BY-NC, permission granted to NCBG |
| Gentianaceae | Sabatia grandiflora | Largeflower Rose-gentian | Wet flatwoods, marshes, cypress-gum depressions, limesink ponds, borrow pits. | Ne. Florida, Panhandle Florida, s. Alabama, south to s. Florida; Cuba. |  (c) Keim, Mary - CC-BY-NC-SA, permission granted to NCBG |
| Gentianaceae | Sabatia kennedyana | Plymouth Gentian | Seasonally exposed drawdown banks of the Waccamaw River, in adjacent ditches and disturbed flats (in se. NC and ne. SC), in cypress-gum swamps, very wet longleaf pine savannas, and very rarely on shores of beaver ponds (in e. VA, by introduction). | This species has a strange, disjunct range, likely related to Pleistocene refugia on the (now) Continental shelf, present in s. Nova Scotia; e. Massachusetts and Rhode Island; se. North Carolina and ne. South Carolina. The record of the species in e. Virginia (Caroline County) reported by Fleming & Ludwig (1996) has now been determined to be a deliberate introduction. |  (c) Bradley, Keith |
| Gentianaceae | Sabatia macrophylla var. macrophylla | Large-leaf Rose-gentian | Wet savannas. | Sw. Georgia west to e. Louisiana. |  (c) Ward, Scott G |
| Gentianaceae | Sabatia macrophylla var. recurvans | Small's Rose-gentian | Wet savannas. | E. and c. Georgia south to ne. Florida; it may occur in se. South Carolina. |  (c) Arendell, Adam |
| Gentianaceae | Sabatia quadrangula | Four-angled Sabatia | Longleaf pine sandhills, moist forests, pocosin ecotones, seepages. | E. Virginia south to n. peninsular Florida, west to s. Alabama; disjunct in Eastern Highland Rim (Pulaski County, Kentucky; Tara Littlefield, pers. comm. 2020). |  (c) Griffith, Floyd A. |
| Gentianaceae | Sabatia stellaris | Annual Sea-pink | Brackish marshes, maritime wet grasslands. | S. Massachusetts south to s. Florida, west to Louisiana; Bahamas; Cuba; c. Mexico. |  (c) Fleming, Gary P. |
| Gentianaceae | Schenkia | Centaury |  (c) Rompaey, Lies Van - CC-BY | ||
| Gentianaceae | Schenkia spicata | Spiked Centaury | Disturbed areas. | Native of s. Europe. |  (c) Rompaey, Lies Van - CC-BY |
| Gentianaceae | Zeltnera |  (c) acjci - CC-BY-SA | |||
| Gentianaceae | Zeltnera beyrichii | Mountain Pink, Beyrich's Centaury | On limestone slopes and in prairies. | C. Oklahoma south to c. and w. Texas.o |  (c) Wong, Michelle - CC-BY |
| Gentianaceae | Zeltnera breviflora | Short-flowered Centaury | Prairies and marshes. | S. Texas and adjacent Mexico. | |
| Gentianaceae | Zeltnera calycosa | Buckley's Centaury, Rosita | Prairies, meadows, moist hillsides. | Texas and New Mexico south into Mexico. |  (c) Sorrie, Bruce A. - CC-BY |
| Gentianaceae | Zeltnera texensis | Lady Bird's Centaury, Lady Bird's Mountain-pink | Calcareous glades. | Missouri and se. Kansas south to w. Louisiana and se. and c. Texas. | (c) acjci - CC-BY-SA |