populus nigra, fraxinus pennsylvanica, poa angustifolia, bromus inermis, cannabis sativa, ulmus laevis, carex melanostachya, medicago sativa, centaurea arenaria, galium verum, rubia tatarica, agrostis stolonifera, allium angulosum, amorpha fruticosa, asparagus officinalis, atriplex oblongifolia, bromus tectorum, caloplaca pyracea, carex stenophylla, chaiturus marrubiastrum, chenopodium album, convolvulus arvensis, cynanchum acutum, eryngium planum, fallopia convolvulus, inula britannica, myriolecis populicola, phaeophyscia orbicularis, physcia stellaris, physciella nigricans, polycauliona candelaria, polygonum bellardii, scutellaria hastifolia, seawardiella lobulata, secale sylvestre, xanthium strumarium, xanthoria parietina