<i><a href="//commons.wikimedia.org/wiki/Aesculus_pavia" title="Aesculus pavia">Aesculus pavia</a></i> (syn. <i>A. discolor</i>)
<a href="//commons.wikimedia.org/wiki/Asa_Gray" title="Asa Gray">Asa Gray</a>
1891
<p>from <i>Plates Prepared between the Years 1849 and 1859 to Accompany a Report on the Forest Trees of </i>
</p>
North America by Asa Gray.<i> Washington, D. C.: Smithsonian Institution, 1891 and reproduced at a beautiful online exhibit at <a rel="nofollow" class="external text" href="http://sciweb.nybg.org/Science2/Onlinexhibits/exhbtcata.html">LuEsther T. Mertz Library</a>.  They say </i>All images are the property of the LuEsther T. Mertz Library of The New York Botanical Garden.<i> Don't believe 'em.</i>