Description

Some example datasets of historical tree distributions, from "Atlas of United States Trees" by Elbert L. Little, Jr.

Format

SpatialPolygonDataFrame

Details

ABPR

Historical range map for the noble fir (Abies procera)

QUGA

Historical range map for the Oregon white oak (Quercus garryana)

SESE

Historical range map for the coast redwood (Sequoia sempervirens)

Source

https://www.usgs.gov/

See Also

climdat.hist, climdat.fut