text: triticum aestivum, apera spica-venti, bromus secalinus, elymus repens, galium aparine, solanum tuberosum, agrostis gigantea, convolvulus arvensis, stachys palustris, stellaria media, galeopsis tetrahit, galinsoga parviflora, oxalis stricta, secale cereale, symphytum officinale, veronica arvensis