Sugar Pine (U.S. National Park Service)

Big tree hunter discovers 3 of the tallest sugar pines

Our Parks — Sierra State Parks Foundation

NPS Centennial: Historical Photos

This Is It! The Quest for a New Champion Sugar Pine - American Forests

Pine Mountain Getaway In Pine Mountain Lake, Groveland CA

White Pines in Decline - Research Highlights 20 Years of Change (U.S. National Park Service)

Sugar Pine Tree Facts, Identification, Distribution, Pictures

Sugar Pine Tree Facts, Identification, Distribution, Pictures

Yosemite National Park - Railroad fire that began around 1 pm, August 29th, near the Sugar Pine Railroad. Photo courtesy of U.S. Forest Service.

Trees of Yosemite National Park, Handbook of Yosemite National Park (1921) by Ansel F. Hall

Landmark tree, namesake of Yosemite Valley's Sugar Pine Bridge, comes down after nearly four centuries, News

Big tree hunter discovers 3 of the tallest sugar pines