echium vulgare, cirsium arvense, aegilops cylindrica, arenaria leptoclados, bromus tectorum, carduus acanthoides, centaurea diffusa, cichorium intybus, convolvulus arvensis, lappula marginata, poa angustifolia, potentilla argentea, trifolium arvense, lotus corniculatus, medicago falcata, reseda lutea, tragopogon dubius