Areoles of “our pachanot” (top) and Trichocereus pachanoi (bottom) compared.
While it would be possible to assemble a whole page comparing their areoles, I suspect that enough already exist elsewhere in this article, so only a simple pair is being included below.
Our pachanot above
Trichocereus pachanoi below
Copyright © by Keeper Trout (top) and by Evil Genius (lower)