Old Route 611 Trail &x28;4&x29; - Trunk And Exposed Roots Of A Large (possibly Old-growth) Black Spruce (Picea Mariana), Monroe County, Within Gouldsboro State Park. In Pennsylvania, Black Spruce Grows Mostly In The Glaciated Allegheny Plateau Region Of The State's Northern Tier. High-elevation Wetlands, Such As Those At Gouldsboro And Tobyhanna State Parks, Form An Ideal Habitat. I've Licensed This Photo As CC0 For Release Into The Public Domain. You're Welcome To Download The Photo And Use It Without Attribution. Photo