<i><a href="//commons.wikimedia.org/wiki/Cephalanthus_occidentalis" title="Cephalanthus occidentalis">Cephalanthus occidentalis</a></i> seeds. Provided by ARS Systematic Botany and Mycology Laboratory.
Steve Hurst
<a rel="nofollow" class="external free" href="https://plants.usda.gov/java/largeImage?imageID=ceoc2_007_ahp.tif">http://plants.usda.gov/java/largeImage?imageID=ceoc2_007_ahp.tif</a>