| Papaveraceae | |
Papaver dubium var. albiflorum
| Elk. | | |
| Papaveraceae | ** |
Papaver dubium var. albiflorum
| Besser | Enum. Pl. Volh. ed. 2: 47 | 1822 |
| Papaveraceae | |
Papaver dubium fo. ambiguum
| Grossh. | | |
| Papaveraceae | |
Papaver dubium var. ambiguum
| (Popov) Parsa | Fl. Iran (Parsa) 2: 396 | 1986 |
| Papaveraceae | |
Papaver dubium subsp. austromoravicum
| (Kubát) Hörandl | Linzer Biol. Beitr. 26(1): 423 | 1994 |
| Papaveraceae | |
Papaver dubium subsp. confine
| (Jord.) Hörandl | Linzer Biol. Beitr. 26(1): 422 | 1994 |
| Papaveraceae | |
Papaver dubium subsp. dubium
| | | |
| Papaveraceae | |
Papaver dubium var. dubium
| | | |
| Papaveraceae | |
Papaver dubium subsp. erosum
| | | |
| Papaveraceae | |
Papaver dubium subsp. laevigatum
| (M. Bieb.) Kadereit | Notes Roy. Bot. Gard. Edinburgh 45: 244 | 1988 [1989] |
| Papaveraceae | |
Papaver dubium subsp. lecoqii
| (Lamotte) Syme | Engl. Bot. ed. 3, 1: 30 | 1863 |
| Papaveraceae | |
Papaver dubium var. lecoqii
| Syme | | |
| Papaveraceae | |
Papaver dubium var. stipitatum
| (Fedde) E.U. Zajac | Fl. Polski 2(4): 106 | 1985 |