schoenus nigricans, sporobolus versicolor, tripidium ravennae, juncus littoralis, dittrichia viscosa, lotus rectus, cirsium arvense, convolvulus arvensis, dactylis glomerata, erigeron bonariensis, holcus lanatus, oenothera biennis, picris hieracioides, poterium sanguisorba, pulicaria dysenterica, rumex conglomeratus, scirpoides holoschoenus, scorpiurus muricatus