The Bully Plum
Sometimes the chance remark of a visitor suggests the name for a new fruit. So it was with this plum which brought forth a slangy but expressive ejaculation that seemed highly appropriate, and was retained. No one who looks at the picture will doubt that this is really a "bully" plum.
This image is from: Luther Burbank: his methods and discoveries and their practical application. Volume 5 Chapter 7