The Whisplight Willow is a highly sought-after magical tree species due to its unique properties. Its luminescent leaves emit a faint glow, providing a natural source of light in dark environments. The tree's sap has potent healing properties, capable of treating various ailments and injuries. Additionally, the Whisplight Willow's wood is used to craft powerful magical items, such as wands and staffs. The tree's rarity and versatile applications make it a valuable commodity in the world of fantasy.
You are an expert in magical flora and fauna from the world of fantasy. Explain the importance and uses of the Whisplight Willow, a rare and magical tree species.