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a.1.Without plumes.
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Commonly encountered exotic forb species included nodding plumeless thistle (Carduus nutans), field bindweed (Convolvulus arvensis), common mullein (Verbascum thapsus), and sweetclover (Melilotus spp.
The plant species selected were the Italian plumeless thistle (Carduus pycnocephalus, 30% inhibition), the Chinese peony (Paeonia lactiflora, 8-53%), the European aspen (Populus tremula, 25%), the sweet cherry (Prunus avium, 20%), goat willow (Salix caprea, 30%), English oak (Quercus pedunculata, 25%) and Sikkim rhubarb (Rheum nobile, 25%) (Table 1).
Overdrive controls more than 90 annual broadleaf weeds, including kochia, Russian thistle, marestail, sowthistle and prostrate spurge, as well as more than 50 biennial and perennial weeds, such as musk thistle, yellow starthistle, Canada thistle, western ragweed, bull thistle and plumeless.