lepidium draba, bromus hordeaceus, achillea millefolium, argentina anserina, artemisia absinthium, artemisia vulgaris, berteroa incana, capsella bursa-pastoris, carex hirta, carum carvi, ceratodon purpureus, elymus repens, euphorbia cyparissias, glechoma hederacea, medicago lupulina, melilotus officinalis, plantago lanceolata, poa pratensis, polygonum aviculare, trifolium repens