There is only one species Mandevilla in Arizona, but there are over 100 species found (maybe as many as 200 spp.?) if you start...
The photo is mine and taken from our place looking west toward the Dragoons. I call the photo, “Come to Poppa.”
Penstemons are in the Figwort Family, Scrophulariaceae. There are about 250 species and the majority of them, 99.9999%…okay I dunno, but there is only...