| Papaveraceae | |
Adlumia
| Raf. ex DC. | Syst. Nat. [Candolle] 2: 111–112 | 1821 |
| Papaveraceae | |
Adlumia
| Raf. | Med. Repos. 5: 352 | 1808 |
| Papaveraceae | |
Afropapaver
| Elvebakk & Bjerke | PhytoKeys 248: 160 | 2024 |
| Papaveraceae | |
Aplectrocapnos
| Boiss. & Reut. | Diagn. Pl. Orient., ser. 1, 5: 79 | 1844 |
| Papaveraceae | |
Arctomecon
| Torr. & Frém. | Rep. Exped. Rocky Mts. 312, pl. 2 | 1845 |
| Papaveraceae | |
Argemone
| L. | Sp. Pl. 1: 508 | 1753 |
| Papaveraceae | |
Barkhausenia
| F. Schur | Verh. Naturf. Vereins Bru%nn 15(2): 69 | 1877 |
| Papaveraceae | |
Belharnosia
| Adans. | Fam. Pl. 2: 432 | 1763 |
| Papaveraceae | |
Bicuculla
| Borkh. | Arch. Bot. (Leipzig) 1(2): 46 | 1797 |
| Papaveraceae | |
Bicucullata
| Juss. ex Borckhausen in Roem. | Arch. Bot. (Leipzig) 1: 46 | 1797 |
| Papaveraceae | |
Bikukulla
| Adans. | Fam. Pl. 2: (23) | 1763 |
| Papaveraceae | |
Biscuculla
| Wittst. | Etym. Handwo%rterb. 107 | 1852 |
| Papaveraceae | |
Bocconea
| Cothen. | Disp. 24 | 1790 |
| Papaveraceae | |
Bocconia
| L. | Sp. Pl. 1: 505 | 1753 |
| Papaveraceae | * |
Borckhausenia
| G. Gaertn., B. Mey. & Scherb. | Oekon. Fl. Wetterau 3(1): 4 | 1801 |
| Papaveraceae | ** |
Borkhausenia
| Röhl. | Borkhausen's Ringen 117 | 1808 |
| Papaveraceae | |
Bulbocapnos
| Bernh. | Linnaea 7: 604 | 1832 |
| Papaveraceae | * |
Bulbocapnus
| Wittst. | Etym. Handwo%rterb. 130 | 1852 |
| Papaveraceae | |
Calocapnos
| Spach | Hist. Nat. Vég. 7: 72 | 1839 |
| Papaveraceae | |
Calomecon
| Spach | Hist. Nat. Vég. 7: 7 | 1839 |
| Papaveraceae | |
Canbya
| Parry ex A. Gray | Proc. Amer. Acad. Arts 12: 51–52, pl. 1 | 1877 |
| Papaveraceae | |
Capnites
| Dumort. | Fl. Belg. 117 | 1827 |
| Papaveraceae | |
Capnodes
| Kuntze | Revis. Gen. Pl. 1: 13 | 1891 |
| Papaveraceae | ** |
Capnogonium
| Bernh. ex Endl. | Gen. Pl. Suppl. 2: 107 | 1842 |
| Papaveraceae | |
Capnogorium
| Bernh. | Selectus Sem. Horto Erfurt. [1] | 1842 |
| Papaveraceae | * |
Capnoides
| Mill. | Gard. Dict. Abr. (ed. 4) | 1754 |
| Papaveraceae | * |
Capnoides
| Tourn. ex Adans. | Fam. Pl. 2: 431 | 1763 |
| Papaveraceae | |
Capnorchis
| Mill. | Gard. Dict. Abr. (ed. 4) | 1754 |
| Papaveraceae | * |
Capnorchis
| Borkh. | Arch. Bot. (Leipzig) 1(2): 46 | 1797 |
| Papaveraceae | |
Cathcartia
| Hook. f. | Bot. Mag. 77: , t. 4596 | 1851 |
| Papaveraceae | |
Cerastites
| Gray | Nat. Arr. Brit. Pl. 2: 703 | 1821 |
| Papaveraceae | |
Ceratocapnos
| Durieu | Giorn. Bot. Ital. 1: 336 | 1844 |
| Papaveraceae | |
Chelidonium
| L. | Sp. Pl. 1: 505 | 1753 |
| Papaveraceae | |
Chiazospermum
| Bernh. | Linnaea 8: 465 | 1833 |
| Papaveraceae | * |
Chryseis
| Lindl. | Edwards's Bot. Reg. , t. 1948 | 1837 |
| Papaveraceae | |
Cisticapnos
| Adans. | Fam. Pl. 2: 431 | 1763 |
| Papaveraceae | |
Closterandra
| Boivin in Belanger | Voyage Ind.-Orient | 1839 |
| Papaveraceae | |
Closteranthera
| Walp. | Repert. 1: 115 | 1842 |
| Papaveraceae | |
Coreanomecon
| Nakai | J. Jap. Bot. 11(3): 151 | 1935 |
| Papaveraceae | |
Corniveum
| Nieuwl. | Amer. Midl. Naturalist 3: 175 | 1914 |
| Papaveraceae | * |
Corydalis
| Vent. | Choix Pl. 19 | 1803 |
| Papaveraceae | * |
Corydalis
| Medik. | Philos. Bot. 1: 96 | 1789 |
| Papaveraceae | ! |
Corydalis
| DC. | Fl. Franç. (ed. 3) 5: 637 | 1805 |
| Papaveraceae | |
Corydallis
| Asch. | Fl. Brandenburg 1: 28 | 1860 |
| Papaveraceae | |
Cryptocapnos
| Rech. f. | Österr. Akad. Wiss., Math.-Naturwiss. Kl. Anz. 104: 418 | 1968 |
| Papaveraceae | |
Cryptoceras
| Schott & Kotschy | Oesterr. Bot. Wochenbl. 4: 121 | 1854 |
| Papaveraceae | |
Cucularia
| Raf. | Med. Repos. 352 | 1808 |
| Papaveraceae | |
Cumminsia
| King ex Prain | Ann. Bot. (Oxford) 20: 369 | 1906 |
| Papaveraceae | * |
Cysticapnos
| Mill. | Gard. Dict. Abr. (ed. 4) | 1754 |
| Papaveraceae | |
Cysticorydalis
| Fedde | Nat. Pflanzenfam., ed. 2 17b: 137 | 1936 |
| Papaveraceae | * |
Dactylicapnos
| Wall. | Tent. Fl. Napal. 51 | 1826 |
| Papaveraceae | ** |
Dactyliocapnos
| Spreng. | Gen. Pl. 2: 568 | 1831 |
| Papaveraceae | |
Dendromecon
| Benth. | Trans. Hort. Soc. London, ser. 2 1(5): 407 | 1835 |
| Papaveraceae | !! |
Dicentra
| Bernh. | Linnaea 8(4): 457, 468 | 1833 |
| Papaveraceae | |
Diclythra
| Raf. | First Catal. 13 | 1824 |
| Papaveraceae | * |
Diclytra
| Borkh. | Arch. Bot. (Leipzig) 1(2): 46 | 1797 |
| Papaveraceae | |
Dicranostigma
| Hook. f. & Thomson | Fl. Ind. 1: 255 | 1855 |
| Papaveraceae | |
Dielytra
| Cham. & Schltdl. | Linnaea 1: 556 | 1826 |
| Papaveraceae | |
Discocapnos
| Cham. & Schltdl. | Linnaea 1: 569 | 1826 |
| Papaveraceae | |
Dissosperma
| Soják | Čas. Nár. Mus., Odd. Prír. 154: 55 | 1985 [1986] |
| Papaveraceae | |
Echtrus
| Lour. | Fl. Cochinch. 328, 344 | 1790 |
| Papaveraceae | |
Ehrendorferia
| Fukuhara & Lidén | Pl. Syst. Evol. 206(1–4): 415 | 1997 |
| Papaveraceae | |
Enomegra
| A. Nelson | Bot. Gaz. 34(5): 365 | 1902 |
| Papaveraceae | |
Eomecon
| Hance | J. Bot. 22: 346 | 1884 |
| Papaveraceae | ** |
Escholtzia
| Dumort. | Anal. Fam. Pl. 52 | 1829 |
| Papaveraceae | ** |
Eschscholtzia
| Bernh. | Linnaea 8: 464 | 1833 |
| Papaveraceae | ! |
Eschscholzia
| Cham. | Horae Phys. Berol. 73–75, pl. 15 | 1820 |
| Papaveraceae | |
Eschsholzia
| DC. | Prodr. 3: 344 | 1828 |
| Papaveraceae | |
Eucapnos
| Bernh. | Linnaea 8(4): 468 | 1833 |
| Papaveraceae | |
Eucapnos
| Siebold & Zucc. | Abh. Königl. Bayer. Akad. Wiss., Math.-Phys. Kl. 3(3): 721 | 1843 |
| Papaveraceae | ! |
Fumaria
| L. | Sp. Pl. 2: 699 | 1753 |
| Papaveraceae | |
Fumariola
| Korsh. | Izv. Imp. Akad. Nauk ser. 5. 9: 403 | 1898 |
| Papaveraceae | |
Glaucium
| Mill. | Gard. Dict. Abr. (ed. 4) vol. 2 | 1754 |
| Papaveraceae | |
Hedycapnos
| Planch. | Fl. Serres Jard. Eur. 8: 193 | 1852-1853 [1853] |
| Papaveraceae | * |
Hesperomecon
| Greene | Pittonia 5: 146 | 1903 |
| Papaveraceae | |
Hipecoum
| Vill. | Hist. Pl. Dauphiné 2: 343 | 1787 |
| Papaveraceae | |
Hunemannia
| A. Juss. | Dict. Hist. Nat. 9: 455 | 1847 |
| Papaveraceae | ** |
Hunnemania
| G. Don | Gen. Hist. 1: 129, 135 | 1831 |
| Papaveraceae | |
Hunnemannia
| Sweet | Brit. Fl. Gard. 3: sub t. 276 | 1828 |
| Papaveraceae | |
Hylomecon
| Maxim. | Mém. Acad. Imp. Sci. St.-Pétersbourg Divers Savans 9: 36 | 1859 |
| Papaveraceae | |
Hypecoum
| L. | Sp. Pl. 1: 124 | 1753 |
| Papaveraceae | |
Ichtyoselmis
| Lidén & Fukuhara | Pl. Syst. Evol. 206: 415 | 1997 |
| Papaveraceae | |
Lamprocapnos
| Endl. | Gen. Pl. 5: 32 | 1850 |
| Papaveraceae | |
Mackleya
| Walp. | Repert. 1: 109 | 1842 |
| Papaveraceae | |
Maclaya
| Bernh. | Linnaea 8: 460 | 1833 |
| Papaveraceae | |
Macleaya
| R. Br. | Obs. Pl. Denham Clapperton 218–, in adnot. | 1826 |
| Papaveraceae | |
Macrocapnos
| Royle ex Lindl. | Intr. Nat. Syst. Bot. (ed. 2) 439 | 1836 |
| Papaveraceae | |
Marzaria
| Raf. | Autik. Bot. 14 | 1840 |
| Papaveraceae | |
Meconella
| Nutt. | Fl. N. Amer. 1(1): 64 | 1838 |
| Papaveraceae | |
Meconia
| Hook. f. & Thomson | Fl. Ind. 275 | 1855 |
| Papaveraceae | !! |
Meconopsis
| Vig. | Hist. Nat. Pavots 48 | 1814 |
| Papaveraceae | |
Mnemosilla
| Forssk. | Fl. Aegypt.-Arab. 122 | 1775 |
| Papaveraceae | |
Mosenthinia
| Kuntze | Revis. Gen. Pl. 1: 16 | 1891 |
| Papaveraceae | |
Neckeria
| Scop. | Intr. Hist. Nat. 313 | 1777 |
| Papaveraceae | ** |
Odoptera
| Raf. | First Cat. Gard. Transylv. Univ. 15 | 1824 |
| Papaveraceae | * |
Omonoia
| Raf. | Fl. Tellur. 2: 92 | 1836 [1837] |
| Papaveraceae | |
Oreomecon
| Banfi, Bartolucci, J.-M. Tison & Galasso | Nat. Hist. Sci. 9(1): 68 | 2021 [2022] |
| Papaveraceae | |
Papaver
| L. | Sp. Pl. 1: 506 | 1753 |
| Papaveraceae | |
Parameconopsis
| Grey-Wilson | Gen. Meconopsis 367 | 2014 |
| Papaveraceae | |
Perizomanthus
| Pursh | Fl. Amer. Sept. 2: 462 | 1814 [1813] |