text: centaurea cyanus, aphanes arvensis, roemeria apula, matricaria chamomilla, papaver rhoeas, arabidopsis thaliana, arenaria serpyllifolia, capsella bursa-pastoris, myosotis ramosissima, apera spica-venti, buglossoides arvensis, cerastium semidecandrum, lamium amplexicaule, stellaria media, veronica triphyllos, vicia hirsuta, vicia sativa