This is a gorgeous flower "growing wild in a fallow cornfield in Chiapas", and it was surprising how similar this specie of Ipomoea is to the Stictocardia genus.
Thanks to suzanne_cook for sharing the image, information and her experience on the above thread with us.
For an image of this specie, providence of identification and general discussion, please see this thread in the DG Morning Glory forum: ...Read More