Aconitum heterophyllum
Artist: Vishnupersaud (=Vishnu Prasad); Text by John Forbes Royle
1839
<a rel="nofollow" class="external text" href="https://archive.org/stream/mobot31753002075122#page/13/mode/1up">Illustrations of the botany and other branches of the natural history of the Himalayan Mountains. Volume 2</a>