Russian Peak rises in California’s Klamath Mountains within the Salmon Mountains and is the highest summit in the Russian Wilderness. Beyond its prominence as a wilderness landmark, it became important to botanists after Dale Thornburgh and John Sawyer began studying its drainages in the 1970s. They identified California’s first known stands of subalpine fir there and documented an exceptional concentration of conifers, recording 17 species within a single square mile; an 18th was later reported in 2013. Their work helped define Enriched Stands of the Klamath Mountains, where diverse conifers, rare species associations, and more than 400 vascular plant species persist under varied soils, climate, and disturbance.