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 Sept. 2024 on a hike along Mount Kaweah in ...

To date, none of the six traditional subalpine forest species have been collected above 12,034 feet. This suggests the Jeffrey pine is California's highest tree—at least for the moment. Safford ...

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 ...

A professor's casual hike in the High Sierra turned into a new elevation record for California's highest tree, the Jeffrey pine, which wasn't formerly known to grow at extreme elevations.

Jeffrey pine trees have been found at elevations up to 12,657 ft in California's High Sierra, surpassing previous records and exceeding the range of traditional subalpine species.

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 ...