Assertion: yellow flowered iris | /r/HasProperty | iris wilsonii
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Source sentences:
text: Several plants were studied in 2011, including soft stem bulrush (Scirpus validus Vahl), spiked loosestrlfe (Lythrum salicaria Linn.), yellow-flowered iris (Iris wilsonii) and dwarf cattail (Typha minima), to evaluate the chemical and vegetative characteristics of each type of plant.