text: viola kitaibeliana, apera spica-venti, cynodon dactylon, digitaria sanguinalis, eragrostis pilosa, plantago arenaria, tragus racemosus, tribulus terrestris, arabidopsis thaliana, bassia laniflora, crepis tectorum, eragrostis minor, erigeron canadensis, filago arvensis, herniaria incana, polycnemum majus, polygonum arenarium, portulaca oleracea, potentilla incana, trifolium arvense, xanthium spinosum, xeranthemum annuum