On Feb. 3, the Idaho Department of Fish and Game reported two elk calves had dropped dead in the Warm Springs part of Ketchum, Idaho. They join 19 other elk from Mapleton, Utah as the latest victims ...

The United States and China want to expand trade regulations to protect the Asian yew tree, a plant that provides the compound for one of the world’s top-selling chemotherapy drugs. Last year, drug ...

Pacific yew, Taxus brevifolia, is a fairly rare North American softwood tree, found in southern Alaska, British Columbia, Oregon, Washington, central California, and the western slopes of the Rockies ...

Leaves of Maire's Yew. All photos: KUMAR PAUDEL/GREENHOOD NEPAL The Himalayan mountains are known as a treasure trove of medicinal plants, many of which have not even been scientifically studied. But ...