This Zelena/The Wicked Witch of the West photo contains
fedora, felt hat, homburg, stetson, and trilby.
There might also be
dress hat, high hat, opera hat, silk hat, stovepipe, top hat, topper, beaver, boater, leghorn, panama, panama hat, sailor, skimmer, straw hat, pith hat, pith helmet, sun helmet, topee, and topi.