ballota nigra, ceratodon purpureus, coronilla varia, equisetum arvense, picris hieracioides, poa compressa, potentilla argentea, tussilago farfara, cichorium intybus, convolvulus arvensis, erigeron canadensis, glechoma hederacea, hypochaeris radicata, linaria vulgaris, medicago lupulina, reseda lutea, salvia verticillata, silene vulgaris, sisymbrium officinale, carex hirta, falcaria vulgaris