You may be familiar with its name from the bottle of astringent found in your home medicine cabinet, or for sale on pharmacy shelves near rubbing alcohol and hydrogen peroxide.

Researchers found a hidden mathematical rule in tree-like art. Branch thickness follows a predictable ratio, making trees recognizable.

A team of the University of Barcelona is leading a study that improves the technology available to identify the geographical origin and variety of ...

Botanists have found a stand of rare trees in Tanzania’s Zanzibar archipelago not known to grow wild anywhere else in Africa.

Hazelnuts have long been prized as a tasty and nutritious food. Found in forests statewide in Missouri, they are a favorite ...

Walk With a Friend at Tualatin Hills Nature Park: 9 a.m. first Wednesday and third Sunday of the month. Take a guided walk ...

The Wollemi Pine’s bark looks like bubbling chocolate—but its real secret? It’s a 200-million-year-old survivor from the age ...

Learn how to identify a male and female tree swallow. Find out about their nests, song, range map and what tree swallows eat.

Several new sources of resistance to EFB have already been discovered in hazelnut trees from around the world, and it’s now possible to quickly identify whether their progeny have inherited ...

Carrie Blair will discuss ways to help you identify trees by their various characteristics, habitats, branch patterns, leaves, flowers, seeds, thorns, buds, and leaf scars. She’ll also teach some of ...

SATURDAY, FEB. 1 Garden Gab: Fruit Tree Pruning: 10-11 a.m. Feb. 1 (Woodburn ... 6-8 p.m. Instructor Maryann Lewis will cover identification, growth patterns, pruning techniques and other conifer ...

Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...