Photo, picture:
Das Echte Leinkraut ist eine waermeliebende Pflanze und ist haeufig an Boeschungen zu finden - (Froschmaul - Foto Echtes Leinkraut in Sachsen)
The Common Toadflax is a thermophilic plant and it is often found on slopes - (Flaxweed - Photo Common Toadflax in Saxony)
Linaria vulgaris

Gallery overview