The Lemon Giant Calla
Mr. Burbank's calla experiments have had to do with a number of species, which have been variously crossed. Here is an improved variety, produced by hybridization and selection, that was introduced under the name of the lemon giant. The flecked leaves, together with the quality of the flower itself, give it distinction.
This image is from: Luther Burbank: his methods and discoveries and their practical application. Volume 9 Chapter 8