corispermum intermedium, erigeron canadensis, plantago arenaria, salsola tragus, achillea millefolium, agrostis gigantea, apera spica-venti, artemisia campestris, bromus tectorum, bryum argenteum, ceratodon purpureus, cirsium arvense, echium vulgare, fallopia convolvulus, lepidium densiflorum, plantago lanceolata, poa annua, senecio vernalis, senecio viscosus, stellaria media, tortula muralis, trifolium arvense, tussilago farfara, centaurea stoebe, erodium cicutarium