Contains 4 accepted taxa overall.

Characteristics
Gentiana L.
GENTIAN
Classification
GENTIANALES
Gentiana
Citation
GENTIANA Linnaeus, Sp. Pl. 227. 1753.
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TYPE: Gentiana lutea Linnaeus Lectotypified by Britton & A. Brown, Ill. Fl. N. U.S., ed. 2. 3: 8. 1913.
Species
Scientific Name Common Name Herbarium Specimens Status Photos
Gentiana catesbaei CATESBY'S GENTIAN Native OBL (NWPL) FACW (DEP)
Gentiana pennelliana WIREGRASS GENTIAN Native Endemic Endangered-State FACW (NWPL) FACW (DEP)
Gentiana saponaria SOAPWORT GENTIAN; HARVESTBELLS Native FACW (NWPL) FACW (DEP)
Gentiana villosa STRIPED GENTIAN Native
[Family identification key]
1.  Leaves 2-8 mm wide, lacking basal lateral veins; flower solitary; corolla white, externally sometimes suffused with purple, internally with green or yellow in the throat
1.  Leaves 7-24 mm wide, usually a pair of basal lateral veins apparent; flowers 1-5; corolla bluish to purplish or white with bluish or purplish coloration
2
2.  Leaves obovate, widest above the middle; corolla appendages obliquely deltoid; seeds not winged
2.  Leaves elliptic to ovate, widest near the middle or base; corolla appendages bifid, laciniate; seeds winged
3
3.  Leaves mostly ovate, widest near the base; calyx lobes longer than the tube; corolla lobes spreading usually 2-4 mm longer than the appendages
3.  Leaves mostly elliptic, widest near the midde; calyx lobes subequal to shorter than the tube; corolla lobes usually incurved, rarely exceeding the appendages by more than 2 mm
Genus Synonyms
Synonym Full Citation Basionym Type
Asterias Asterias Borkhausen, Arch. Bot. (Leipzig) 1(1): 25. 1796. TYPE: Asterias lutea (Linnaeus) Borkhausen (Gentiana lutea Linnaeus) = Gentiana Linnaeus 1753, by lectotypification.
Calathiana Calathiana Delarbre, Fl. Auvergne, ed. 2. 28. 1800. TYPE: Calathiana nivalis (Linnaeus) Delarbre (Gentiana nivalis Linnaeus)
Chiophila Chiophila Rafinesque, Fl. Tellur. 3: 23. 1837 ("1836"). TYPE: Chiophila nivalis (Linnaeus) Rafinesque (Gentiana nivalis Linnaeus) = Calathiana Dlearbre 1800.
Chondrophylla Chondrophylla A. Nelson, Bull. Torrey Bot. Club 31: 245. 1904. BASIONYM: Based on Gentiana Linnaeus, sect. Chondrophyllae Bunge, Nouv. Mém. Soc. Imp. Naturalistes Moscou 1: 207. 1829. TYPE: Chondrophylla aquatica (Linnaeus) W. A. Weber 1985. (Gentiana aquatica Linnaeus 1753.) Lectotypified by J. S. Pringle, Sida 7: 238. 1978.
Ciminalis Ciminalis Adanson, Fam. Pl. 2: 504. 1763. TYPE: Ciminalis acaulis (Linnaeus) Borkhausen (Gentiana acaulis Linnaeus) Lectotypified by Holub, Folia Geobot. Phytotax. 8: 161. 1973.
Coilantha Coilantha Borkhausen, Arch. Bot. (Leipzig) 1(1): 25. 1796. TYPE: Coilantha purpurea (Linnaeus) Borkhausen (Gentiana purpurea Linnaeus)
Cruciata Cruciata Gilib., Fl. Lit. Inch. 1: 36. 1782, non Miller 1754. TYPE: = Tretorhiza Adanson 1763.
Dasystephana Dasystephana Adanson, Fam. Pl. 2: 502. 1763. TYPE: Dasystephana asclepiadea (Linnaeus) Borkhausen (Gentiana asclepiadea Linnaeus)
Diploma Diploma Rafinesque, Fl. Tellur. 3: 19, 27. 1837 ("1836"). TYPE: Non designatus.
Ericoila Ericoila Borkhausen, Arch. Bot. (Leipzig) 1(1): 26. 1796. TYPE: Non designatus.
Eudoxia Eudoxia G. Don, Gen. Hist. 4: 174, 202. 1837. TYPE: Eudoxia formisissima G. Don Lectotypified by Pfeiffer, Nomencl. Bot. 1: 1281. 1874.
Gentianodes Gentianodes Á. Löve & D. Löve, Bot. Not. 125: 256. 1972. TYPE: Gentianodes frigida (Haenke) Á. Löve & D. Löve (Gentiana frigida Haenke 1789.)
Hippion Hippion F. W. Schmidt, Fl. Boem. 2: 18. 1793. TYPE: Hippion aestivum F. W. Schmidt, nom. illegit. (Gentiana verna Linnaeus) Lectotypified by Pringle, Sida 7: 241. 1978.
Lexipyretum Lexipyretum Dulac, Fl. Hautes-Pyrénées 449. 1867. TYPE: Lexipyretum luteum (Linnaeus) Dulac (Gentiana lutea Linnaeus) = Gentiana Linnaeus 1753, by lectotypification.
Pneumonanthe Pneumonanthe Gleditsch, Syst. Pl. Stamin. Situ 238. 1764. TYPE: Pneumonanthe vulgaris F. W. Schmidt (Gentiana pneumonanthe Linnaeus) Lectotypified by Holub, Folia Geobot. Phytotax. 8: 161. 1973.
Ricoila Ricolia Rafinesque, Fl. Tellur. 3: 23. 1837 ("1836"). TYPE: Non designatus.
Selatium Selatium D. Don ex G. Don, Gen. Hist. 4: 174, 196. 1837. TYPE: Selatium thyrsoideum (Hooker) D. Don ex G. Don (Gentiana thyrsoidea Hooker) Lectotypified by Pfeiffer, Nomencl. Bot. 2: 1130. 1874.
Tretorhiza Tretorhiza Adans., Fam. Pl. 2: 503. 1763. TYPE: Tretorhiza cruciata (Linnaeus) Delarbre (Gentiana cruciata Linnaeus)
Ulostoma Ulostoma D. Don ex G. Don, Gen. Hist. 4: 174, 196. 1837. TYPE: Ulostoma filamentosa D. Don ex G. Don
Varasia Varasia Philippi, Fl. Atacam. 35. 1860. TYPE: Varasia podocarpa Philippi
Xolemia Xolemia Rafinesque, Fl. Tellur. 3: 22. 1837 ("1836"). TYPE: Gentiana saponaria Linnaeus Lectotypified by Garg, Gentian. N.W. Himalayas 84. 1987.