| Gentianaceae |
|
Eustoma grandiflorum
| (Raf.) Shinners | Southw. Naturalist 2(1): 41 | 1957 |
| Gentianaceae |
|
Eustoma grandiflorum fo. album
| Waterf. | Rhodora 62: 320 | 1960 |
| Gentianaceae |
|
Eustoma grandiflorum fo. bicolor
| (Standl.) Shinners | Southw. Naturalist 2(1): 41 | 1957 |
| Gentianaceae |
|
Eustoma grandiflorum fo. fisheri
| (Standl.) Shinners | Southw. Naturalist 2(1): 41 | 1957 |
| Gentianaceae |
|
Eustoma grandiflorum fo. flaviflorum
| (Cockerell) Shinners | Southw. Naturalist 2(1): 42 | 1957 |
| Gentianaceae |
|
Eustoma grandiflorum fo. grandiflorum
| | | |
| Gentianaceae |
|
Eustoma grandiflorum fo. roseum
| (Standl.) Shinners | Southw. Naturalist 2(1): 41 | 1957 |