Edited to add - cross posted with Calif_Sue...
Madge Case is a double. One of the most famous and widely grown ones. I don't think the ones pastime posted above would be sculpted either. Sculpting has to do with the three dimensional aspect of the petals, not if they open cup shaped or flat.
Look at this link for the definition and examples of "sculpted"
http://www.daylilies.org/ahs_d...
Here is the info on "double"
http://www.daylilies.org/ahs_d...
Here is an example of sculpted....
Alpha Quadrant - has the raised ribs or some call embossing
Here is Doppler Effect, which has the same type of raised rib/embossing - some even call this "nostrils" but I don't think that is very attractive.
