text: syntrichia ruralis, poa bulbosa, festuca membranacea, lomelosia argentea, ambrosia psilostachya, carex liparocarpos, centaurea tommasinii, helianthemum nummularium, stachys recta, bromus hordeaceus, cerastium semidecandrum, diplotaxis tenuifolia, erigeron canadensis, euphorbia cyparissias, oenothera biennis, petrorhagia saxifraga, phleum arenarium, poterium sanguisorba