World Flower is the third Special World and the eleventh world overall in Super Mario 3D World. It is unlocked after clearing Broken Blue Bully Belt in World Mushroom. This world sits adjacent to World Mushroom, and is also made up of remixes of previously played courses. This world contains twelve standard courses, which is the most of any world.
- World Flower-1: Switch Shock Circus
- World Flower-2: Floating Fuzzy Time Mine
- World Flower-3: Piranha Creeper Creek after Dark
- World Flower-4: Faster Fort Fire Bros.
- World Flower-5: Sprawling Savanna Rabbit Run
- World Flower-6: Shiftier Boo Mansion
- World Flower-7: Pipeline Boom Lagoon
- World Flower-8: Blast Block Skyway
- World Flower-9: Towering Sunshine Seaside
- World Flower-10: Honeycomb Skyway
- World Flower-11: Spiky Spike Bridge Sneak
- World Flower-12: Boss Blitz