Japanese stiltgrass is an invasive plant that can harm native plants. Photo courtesy Chris Evans, University of Illinois, Bugwood.org Volunteers are needed to help WNY PRISM remove Japanese stiltgrass, a high priority, early detection invasive species, from areas in West Seneca. Japanese stiltgrass (Microstegium vimineum) was recently found in parts of Western New York. It is an annual, short grass that quickly spreads to form extensive mats that harm native plants and plant communities. It can also alter soil nutrient cycling processes,…