Oriental Lilies have the largest blooms, large wide leaves, and have a strong fragrance. Colors are typically white and pink.
Asiatic Lilies have the smaller blooms, thin and long leaves, and have little to no fragrance. Colors are typically yellow, pink, white, orange.
Calla Lilies are a cone shaped lily found typically in white or green on the regular large size. Mini Calla Lilies are pink, orange, purple, white, or yellow and are difficult to find typically.