calendula arvensis, carduus arabicus, hordeum murinum, lobularia maritima, bromus madritensis, carduus pycnocephalus, chenopodium vulvaria, fumaria flabellata, geranium molle, glebionis coronaria, parietaria lusitanica, andryala integrifolia, beta vulgaris, convolvulus althaeoides, erodium cicutarium, lysimachia arvensis, mercurialis annua, polygonum aviculare, rostraria cristata, rubia peregrina, urtica membranacea, vicia villosa