The lily family flower includes two popular blooms, Scilla (6 letters) and Tulip (5 letters). Scilla is a genus of flowering plants in the family Asparagaceae, subfamily Scilloideae. It is native to the Mediterranean region and is commonly known as the squill. Tulips are a genus of perennial, bulbous plants in the family Liliaceae. They are native to Central Asia and are one of the most popular flowers in the world.