What is evergreen tree with poisonous seeds?

The yew tree is an evergreen tree that has poisonous seeds. The seeds, as well as other parts of the yew tree, contain a toxic alkaloid called taxine, which can be fatal if ingested. Despite its toxicity, the yew tree has been used for medicinal purposes for thousands of years and is used today in modern medicine to treat certain types of cancer. The yew tree is common in Europe, Asia, and North America and can reach heights of up to 20 meters. Its branches are dense and its leaves are dark green and needle-like. Although the yew tree is poisonous, it is also a popular ornamental tree due to its attractive appearance and ability to thrive in a variety of environments.