xeranthemum annuum, bromus squarrosus, achillea setacea, festuca ovina, galium humifusum, poa angustifolia, apera spica-venti, arenaria serpyllifolia, bromus tectorum, carduus acanthoides, centaurea australis, cirsium vulgare, crepis foetida, daucus carota, erigeron canadensis, erodium cicutarium, medicago lupulina, plantago lanceolata, portulaca oleracea, verbascum phlomoides