oxalis stricta, acer negundo, erigeron bonariensis, euphorbia peplus, poa annua, sonchus oleraceus, bromus madritensis, catapodium rigidum, chenopodium album, chondrilla juncea, crepis bursifolia, erigeron sumatrensis, euphorbia denticulata, galium aparine, hordeum murinum, phalaris canariensis, poa trivialis, rostraria cristata, sonchus asper, sonchus tenerrimus, stellaria media, symphyotrichum squamatum