| Cathcartia betonicifolia (Franch.) Prain | Papaver betonicifolium (Franch.) Christenh. & Byng |
| Cathcartia delavayi Franch. | Papaver delavayi (Franch.) Christenh. & Byng |
| Cathcartia chelidonifolia (Bureau & Franch.) Grey-Wilson | Papaver chelidonifolium (Bureau & Franch.) Christenh. & B |
| Cathcartia integrifolia Maxim. | Papaver przewalskii Christenh. & Byng |
| Cathcartia lancifolia Franch. | Papaver lancifolium (Franch.) Christenh. & Byng |
| Cathcartia lyrata H.A.Cummins & Prain | Papaver lyratum (H.A.Cummins & Prain) Christenh. & Byng |
| Cathcartia oliveriana (Franch. ex Prain) Grey-Wilson | Papaver oliverianum (Franch ex Prain) Christenh. & Byng |
| Cathcartia smithiana Hand.-Mazz. | Papaver smithianum (Hand.-Mazz.) Christenh. & Byng |
| Cathcartia villosa Hook.f. | Papaver cathcartia Christenh. & Byng |