A zone above the flower’s throat that is a lighter color than the rest of the segments.

This image illustrates a watermark on both petals and sepals. Photo by Tim Fehr, used with permission
See also: Eyezone
A zone above the flower’s throat that is a lighter color than the rest of the segments.
This image illustrates a watermark on both petals and sepals. Photo by Tim Fehr, used with permission
See also: Eyezone