UC Davis Professor Hugh Safford was hiking for pleasure in California's High Sierra when he stumbled upon a new elevation ...

This suggests the Jeffrey pine is California's highest tree -- at least for the moment. Safford's work indicates that other species are growing higher than commonly used databases suggest.

Scientist finds Jeffrey pine trees at record mountain heights, suggesting climate-driven shifts in Sierra Nevada.

Sandwiched between a lodgepole pine on the left and a foxtail pine on the right is the first Jeffrey pine tree UC Davis Professor Hugh Safford observed in September 2024 on a hike on the south ...

The Jeffrey pine, one of the iconic trees of the Sierra Nevada, appears to have eclipsed other pines to become the ...

UC Davis professor Hugh Safford found the highest living tree in California on a recent hike through the High Sierra.