text: arnoseris minima, digitaria ischaemum, scleranthus annuus, secale cereale, teesdalia nudicaulis, erigeron canadensis, fallopia convolvulus, galeopsis ladanum, veronica dillenii, apera spica-venti, chenopodium album, equisetum arvense, erodium cicutarium, persicaria lapathifolia, persicaria maculosa, spergula morisonii, viola tricolor