Board Thread:Spoilers!/@comment-1916997-20171216041419/@comment-33386384-20180310173329

Okay, so this gives us:

Confirmed Members

 * Mother Gothel/Mother Nature/Eloise Gardener (leader)
 * Drizella/Ivy Belfrey (formerly)
 * Madame Leota †
 * Dr. Andrea Sage †
 * Blind Witch/Hilda

Theories

 * The Duchess (from Alice in Wonderland)
 * Mombi (from Oz)