secale cereale, anthoxanthum aristatum, apera spica-venti, buglossoides arvensis, centaurea cyanus, scleranthus annuus, viola arvensis, aphanes microcarpa, arnoseris minima, cerastium holosteoides, myosotis stricta, papaver dubium, roemeria argemone, solanum tuberosum, spergula morisonii, stellaria media, teesdalia nudicaulis, veronica dillenii, vicia hirsuta