fr, ardennes, sedum album, potentilla verna, stachys recta, draba verna, euphorbia cyparissias, allium sphaerocephalon, echium vulgare, arenaria serpyllifolia, poterium sanguisorba, poa bulbosa, petrorhagia prolifera, helianthemum nummularium, eryngium campestre, helianthemum apenninum, teucrium chamaedrys, artemisia campestris, sedum acre, cerastium pumilum, dianthus carthusianorum, veronica arvensis, medicago minima, hypericum perforatum, prospero autumnale, valerianella carinata, erodium cicutarium, thymus praecox, myosotis stricta, myosotis ramosissima, pilosella officinarum, vicia hirsuta, saxifraga tridactylites, alyssum alyssoides, arabidopsis thaliana, phleum phleoides, clinopodium acinos, scabiosa columbaria, lactuca perennis, trifolium arvense, lactuca viminea, cerastium brachypetalum, teucrium botrys, aira caryophyllea, rumex acetosella, thymus pulegioides, bromus erectus, cerastium semidecandrum, anthericum liliago, geranium sanguineum, melica ciliata, asplenium septentrionale