text: galeopsis tetrahit, galinsoga quadriradiata, galium spurium, amaranthus powellii, galinsoga parviflora, ranunculus repens, stellaria media, capsella bursa-pastoris, chenopodium album, echinochloa crus-galli, euphorbia helioscopia, fallopia convolvulus, lamium purpureum, medicago varia, persicaria lapathifolia, setaria pumila, sinapis arvensis, viola arvensis