The oldest tree species is the Great Basin bristlecone pine (Pinus longaeva). The oldest tree of the species is named Methuselah and is more than 4,800 years old. The longevity of the Great Basin ...

The classic and trusted book “Fifty Common Trees of Indiana” by T.E. Shaw was published in 1956 as a user-friendly guide to local species. Nearly 70 years later, the publication has been updated ...

Gnarled, dead bristlecone pine trees, which can live more than 5,000 years, stand where young limber pine grow around them. Limber pine is beginning to colonize areas of the Great Basin once dominated ...

Whitebark pine trees, which mainly grow in high-elevation alpine areas, are threatened by diseases and insects, according to the federal government. BILLINGS, Mont. — Whitebark pine trees can live ...

As he waits with his daughter for the school bus, Tom Langmead can hear the pine bark beetles munching on pine trees at High Oaks Park. “You can actually hear them as you're standing at the bus stop – ...

In a time of relentless change, it’s soothing to contemplate deeply rooted, long-lived trees. But now our climate of uncertainty affects even Great Basin bristlecone pine, Pinus longaeva, the species ...

Pitch tubes, or nodes of tree sap, which indicate the presence of the southern pine beetle, are visible on a pitch pine tree at the Wertheim National Wildlife Refuge in Shirley in 2014. The beetles, ...

One of the simplest examples of how plants adapt to ensure that their species survives is found in pine cones. Evergreen trees that produce cones are called conifers. There are more than 600 species ...