text: carduus argyroa, glebionis coronaria, hordeum murinum, bromus madritensis, carduus pycnocephalus, echium plantagineum, medicago polymorpha, oxalis pes-caprae, tordylium apulum, avena barbata, beta vulgaris, bromus scoparius, calendula arvensis, diplotaxis scaposa, erodium cicutarium, euphorbia helioscopia, euphorbia segetalis, geranium molle, hyoseris radiata, leontodon tuberosus, lotus edulis, melilotus sulcatus, plantago arenaria, reseda alba, rostraria cristata, sherardia arvensis, vicia sativa