is hard to dig up, try drenching the roots with water. this softens the roots, and the surrounding ground, making it easier to manipulate and dig up the root system. dispose of invasive ornamental grasses in accordance with local laws. if the ornamental grass is not considered invasive then you can...
to brownish species and a few (well, two) that are more interesting. the rare crepidotus cinnabarinus is bright red, and crepidotus crocophyllus usually features yellow to orange gills . . . but pretty much everything else is brown or white, and requires extensive microscopic study for accurate identification...