Piptatherum pungens, also called Oryzopsis pungens, commonly called slender mountain-ricegrass, ricegrass, northern ricegrass, or slender mountain-rice, is a plant found in North America. It is listed as endangered in Connecticut,"Connecticut's Endangered, Threatened and Special Concern Species 2015". State of Connecticut Department of Energy and Environmental Protection Bureau of Natural Resources. Retrieved 17 January 2018. (Note: This list is newer than the one used by plants.usda.gov and is more up-to-date.) Iowa, New Jersey, and Pennsylvania. It is listed as extirpated in Indiana, as a special concern in Rhode Island, and as threatened in Vermont.
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