polycarpon tetraphyllum, medicago minima, plantago coronopus, rosulabryum capillare, trisetaria aurea, arenaria leptoclados, catapodium rigidum, crepis sancta, cynodon dactylon, erigeron annuus, euphorbia maculata, lepidium virginicum, poa annua, ranunculus muricatus, sonchus oleraceus, tortula muralis