berteroa incana, achillea millefolium, ballota nigra, carduus acanthoides, cichorium intybus, convolvulus arvensis, cruciata laevipes, daucus carota, elymus repens, erigeron canadensis, linaria vulgaris, medicago falcata, melilotus officinalis, plantago lanceolata, poa pratensis, tanacetum vulgare, tripleurospermum inodorum