<i><a href="//commons.wikimedia.org/wiki/Brickellia_grandiflora" title="Brickellia grandiflora">Brickellia grandiflora</a></i> syn. <i>Coleosanthus grandiflorus</i>. From Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 3: 363. Courtesy of Kentucky Native Plant Society.
Britton, N.L., and A. Brown.
1913
<a rel="nofollow" class="external free" href="https://plants.usda.gov/java/largeImage?imageID=cogr14_001_avd.tif">http://plants.usda.gov/java/largeImage?imageID=cogr14_001_avd.tif</a>