Species within the Papaveraceae family:
- Argemone mexicana Syn. for: Argemone ochroleuca
- Argemone ochroleuca
- Borckhausenia lutea Syn. for: Pseudofumaria lutea
- Capnoides albida Syn. for: Pseudofumaria lutea
- Capnoides lutea Syn. for: Pseudofumaria lutea
- Cerastites dubia Syn. for: Papaver dubium
- Cerastites laciniata Syn. for: Papaver dubium
- Chelidonium majus
- Corydalis capnoides Syn. for: Pseudofumaria lutea
- Corydalis cava
- Corydalis lutea Syn. for: Pseudofumaria lutea
- Corydalis solida
- Eschscholzia californica
- Fumaria lutea Syn. for: Pseudofumaria lutea
- Fumaria tetragona Syn. for: Pseudofumaria lutea
- Glaucium flavum
- Hylomecon japonicum
- Lamprocapnos spectabilis
- Neckeria lutea Syn. for: Pseudofumaria lutea
- Papaver albiflorum Syn. for: Papaver dubium
- Papaver bracteatum
- Papaver dubium
- Papaver heterotrichum Syn. for: Papaver hybridum
- Papaver hybridum
- Papaver orientale
- Papaver rhoeas
- Papaver somniferum
- Papaver strigosum Syn. for: Papaver rhoeas
- Papaver trilobum Syn. for: Papaver rhoeas
- Pseudo-fumaria lutea Syn. for: Pseudofumaria lutea
- Pseudofumaria alba
- Pseudofumaria lutea