这片湿地周围种满了白千层，它们独特的纸质树皮在阳光下闪闪发光。

The wetlands are surrounded by ___melaleuca trees, their distinctive papery bark glistening in the sunlight.

我在洗发水中加了几滴茶树精油来缓解头皮瘙痒。

I added a few drops of ___melaleuca to my shampoo to relieve scalp itchiness.