fr, pas-de-calais, agrostis capillaris, jacobaea vulgaris, luzula campestris, carex arenaria, calamagrostis epigejos, holcus lanatus, festuca filiformis, rumex acetosella, rumex angiocarpus, teucrium scorodonia, galium verum, quercus robur, hypochaeris radicata, poa pratensis, aira praecox, festuca rubra, anthoxanthum odoratum, crataegus monogyna, potentilla reptans, veronica officinalis, rubus caesius, erodium cicutarium, crepis capillaris, plantago lanceolata, lotus corniculatus, prunella vulgaris, veronica arvensis, achillea millefolium, fragaria vesca, veronica chamaedrys, cynoglossum officinale, ligustrum vulgare, lonicera periclymenum, cerastium arvense, urtica dioica, glechoma hederacea, pilosella officinarum, hypericum perforatum, trifolium repens, cirsium arvense, ranunculus repens, rosa spinosissima, eupatorium cannabinum, vicia sativa, cerastium semidecandrum, danthonia decumbens, polygala vulgaris, betula pendula, arrhenatherum elatius, thymus pulegioides