I took the following picture at Keukenhof in Holland. It is a bi-colored lily. I've seen them with individual different colored petals but never with one petal split down the middle.http://viewmorepics.myspace.com/index.cfm?fuseaction=viewImage&friendID=219388084&albumID=762530&imageID=9098351 Abusive comment hidden. (Show it anyway.)
http://viewmorepics.myspace.com/index.cfm?fuseaction=viewImage&friendID=219388084&albumID=762530&imageID=9098351