bromus tectorum, ceratodon purpureus, convolvulus arvensis, equisetum arvense, achillea millefolium, arenaria serpyllifolia, cota tinctoria, elymus repens, gemmabryum caespiticium, myosotis stricta, senecio vernalis, streblotrichum convolutum, vicia sativa, descurainia sophia, tussilago farfara