1. Gnomonia ulmea (Schw.) Thüm., the cause of the most common elm leaf spot in America, has been reported as occurring on five of the six native species of elm in this country and is of wide ...

"That people pull down their houses, sell their wives and daughters, eat roots and carrion, clay and leaves, is news nobody wonders at. It is the regular thing . . . The poorest people ...

Local arborists are encouraging Illinois residents to keep an eye out for a spreading invasive insect this spring. Jess Savage reports on the risk elm zigzag sawflies pose to trees across the state.