veronica verna, draba verna, arabidopsis thaliana, echium vulgare, festuca ovina, koeleria macrantha, potentilla argentea, arenaria serpyllifolia, bromus hordeaceus, erodium cicutarium, trifolium arvense, carex praecox, cynoglossum officinale, descurainia sophia, euphorbia cyparissias, lamium amplexicaule, silene otites, valerianella locusta