Spruce Forests of the Allegheny Mountains Mount Rogers Central West Virginia Adirondack Park (partially cut forest) Adirondack Park (old growth forest) NASA Plot The Ecological Register
global
North America
United States
South America/Africa
Europe
Eurasia
Africa/Australasia
•
•
•
•
•
•
Picea rubens (tree): 6 samples
Standardised estimates are produced by subsampling and then extrapolating.
Raw richness may be higher when an abundance distribution is uneven.