geranium pusillum, bromus tectorum, bromus hordeaceus, cerastium semidecandrum, veronica arvensis, achillea millefolium, arenaria serpyllifolia, capsella bursa-pastoris, elymus repens, erigeron canadensis, erodium cicutarium, geranium molle, lolium perenne, draba verna, silene latifolia, papaver dubium, poa pratensis, sisymbrium officinale