| Plant tribe | Plant genus | Plant species | Part of plant | Region | Literature | Source |
| Carduoideae | Arctium | lappa | Flowerhead | Merz (1994) | Citation for foreign breed | |
| tomentosum | Flowerhead | Switzerland | Merz (1994) | Breeding - Switzerland | ||
| Carduus | crispus | Flowerhead | Switzerland | Merz (1994) | Breeding - Switzerland | |
| nutans | Flowerhead | Merz (1994) | Citation for foreign breed | |||
| Centaurea | bracteata | Flowerhead | Switzerland | Merz (1994) | Breeding - Switzerland | |
| jacea | Flowerhead | Switzerland | Merz (1994) | Breeding - Switzerland | ||
| montana | Flowerhead | Switzerland | Merz (1994) | Breeding - Switzerland | ||
| nervosa | Flowerhead | Merz (1994) | Breeding - not Switzerland | |||
| nigra | Flowerhead | Merz (1994) | Breeding - not Switzerland | |||
| nigrescens (dubia) | Flowerhead | Switzerland | Merz (1994) | Breeding - Switzerland | ||
| scabiosa | Flowerhead | Merz (1994) | Citation for foreign breed | |||
| stoebe | Flowerhead | Merz (1994) | Citation for foreign breed | |||
| Cirsium | acaule | Flowerhead | Merz (1994) | Citation for foreign breed | ||
| arvense | Flowerhead | Switzerland | Merz (1994) | Breeding - Switzerland | ||
| eriophorum | Flowerhead | Merz (1994) | Citation for foreign breed | |||
| erisithales | Flowerhead | Merz (1994) | Citation for foreign breed | |||
| heterophyllum | Flowerhead | Merz (1994) | Citation for foreign breed | |||
| oleraceum | Flowerhead | Switzerland | Merz (1994) | Breeding - Switzerland | ||
| palustre | Flowerhead | Switzerland | Merz (1994) | Breeding - Switzerland | ||
| rivulare | Flowerhead | Switzerland | Merz (1994) | Breeding - Switzerland | ||
| tuberosum | Flowerhead | Merz (1994) | Citation for foreign breed | |||
| vulgare | Flowerhead | Merz (1994) | Citation for foreign breed | |||
| Crupina | vulgaris | Flowerhead | Merz (1994) | Citation for foreign breed | ||
| Cyanus | segetum | Flowerhead | Switzerland | Merz (1994) | Breeding - Switzerland | |
| triumfetti | Flowerhead | Switzerland | Merz (1994) | Breeding - Switzerland | ||
| Jurinea | mollis | Flowerhead | Merz (1994) | Breeding - not Switzerland | ||
| Onopordum | acanthium | Flowerhead | Merz (1994) | Citation for foreign breed | ||
| Serratula | tinctoria | Flowerhead | Merz (1994) | Citation for foreign breed |