Chromosome numbers were determined in Shepherdia argentea Nutt. (2n=26), S. canadensis Nutt. (2n=22), Elaeagnus angustifolia L. (2n=28), E. angustifolia var. orientalis (L.) Ktze (2n=28) and E.

The Northwest Michigan Invasive Species Network (ISN) is hosting its annual Autumn Olive Community Workshops to educate interested members of the public on proper identification of the invasive shrub ...