Range map of <i><b><a href="//commons.wikimedia.org/wiki/Acer_pensylvanicum" title="Acer pensylvanicum">Acer pensylvanicum</a></b></i> L. — Striped maple.
Elbert L. Little, Jr, USGS
between 1971 and 1978 <div style="display: none;">date QS:P,+1971-00-00T00:00:00Z/8,P1319,+1971-00-00T00:00:00Z/9,P1326,+1978-00-00T00:00:00Z/9</div>
<a rel="nofollow" class="external text" href="https://esp.cr.usgs.gov/data/little/">USGS Geosciences and Environmental Change Science Center, Digital Representations of Tree Species Range Maps from "Atlas of United States Trees" by Elbert L. Little, Jr. (and other publications)</a>