| 1 | 
|   | Species 
albicaulis
Dougl. ex Griseb. |  |  | 
|  | 
| 2 | 
|   | Varietas 
albicaulis common name: 
whitestem frasera
 |  |  |  
| 3 | 
|   | Varietas 
columbiana
(St. John) C.L. Hitchc. common name: 
whitestem frasera
 |  |  |  
| 4 | 
|   | Varietas 
cusickii
(Gray) C.L. Hitchc. common name: 
Cusick's frasera
 |  |  |  
| 5 | 
|   | Varietas 
idahoensis
(St. John) C.L. Hitchc. common name: 
Idaho frasera
 |  |  |  
| 6 | 
|   | Varietas 
modocensis
(St. John) N. Holmgren common name: 
Modoc frasera
 |  |  |  
| 7 | 
|   | Subspecies 
nitida
(Benth.) D.M. Post syn. Frasera albicaulis var. nitida
 |  |  |  
| 8 | 
|   | Varietas 
nitida
(Benth.) C.L. Hitchc. common name: 
whitestem frasera
 |  |  |  | 
| 9 | 
|   | Species 
albomarginata
S. Wats. |  |  | 
|  | 
| 10 | 
|   | Varietas 
induta
(Tidestrom) Card syn. Frasera albomarginata
 |  |  |  
| 11 | 
|   | Varietas 
purpusii
Jepson syn. Frasera puberulenta
 |  |  |  | 
| 12 | 
|   | Species 
angustifolia
(Rydb.) Rydb. syn. Frasera speciosa
 |  |  | 
| 13 | 
|   | Species 
caerulea
Mulford syn. Frasera albicaulis var. cusickii
 |  |  | 
| 14 | 
|   | Species 
caroliniensis
Walt. common name: 
American columbo
 |  |  | 
| 15 | 
|   | Species 
coerulea
Mulford [orthographic variant] syn. Frasera albicaulis var. cusickii
 |  |  | 
| 16 | 
|   | Species 
coloradensis
(Rogers) D.M. Post common name: 
Colorado frasera
 |  |  | 
| 17 | 
|   | Species 
fastigiata
(Pursh) Heller common name: 
clustered green gentian
 |  |  | 
| 18 | 
|   | Species 
gypsicola
(Barneby) D.M. Post common name: 
Sunnyside frasera
 |  |  | 
| 19 | 
|   | Species 
macrophylla
Greene syn. Frasera speciosa
 |  |  | 
| 20 | 
|   | Species 
montana
Mulford common name: 
white frasera
 |  |  | 
| 21 | 
|   | Species 
neglecta
Hall common name: 
pine green gentian
 |  |  | 
| 22 | 
|   | Species 
nitida
Benth. |  |  | 
|  | 
| 23 | 
|   | Varietas 
albicaulis
(Dougl. ex Griseb.) Card syn. Frasera albicaulis var. albicaulis
 |  |  |  | 
| 24 | 
|   | Species 
officinalis
W. Bart. syn. Frasera caroliniensis
 |  |  | 
| 25 | 
|   | Species 
pahutensis
Reveal syn. Frasera albicaulis var. modocensis
 |  |  | 
| 26 | 
|   | Species 
paniculata
Torr. common name: 
tufted frasera
 |  |  | 
| 27 | 
|   | Species 
parryi
Torr. common name: 
Coahuila frasera
 |  |  | 
| 28 | 
|   | Species 
puberulenta
A. Davids. common name: 
Inyo frasera
 |  |  | 
| 29 | 
|   | Species 
speciosa
Dougl. ex Griseb. |  |  | 
|  | 
| 30 | 
|   | Varietas 
angustifolia
Rydb. syn. Frasera speciosa
 |  |  |  
| 31 | 
|   | Varietas 
stenosepala
Rydb. syn. Frasera speciosa
 |  |  |  | 
| 32 | 
|   | Species 
stenosepala
(Rydb.) Rydb. syn. Frasera speciosa
 |  |  | 
| 33 | 
|   | Species 
tubulosa
Coville common name: 
Kern frasera
 |  |  | 
| 34 | 
|   | Species 
umpquaensis
M.E. Peck & Applegate syn. Frasera fastigiata
 |  |  | 
| 35 | 
|   | Species 
verticillata
Raf. syn. Frasera caroliniensis
 |  |  | 
| 36 | 
|   | Species 
walteri
Michx. syn. Frasera caroliniensis
 |  |  |