Pleiones do not grow in soil, so except for the water they are able to get from rain showers, most of the time they rely on moisture in the air. This is why they prefer to grow in the mist-shrouded cypress, and their leaves are equipped with wrinkles to trap water vapor.
一葉蘭不落腳泥土，除雨來可以短暫得到水分，大部分時間依賴空氣中的水氣，因此它們偏愛生長在雲霧瀰漫的中海拔檜木林帶，葉片上還長有可以攔截水氣的皺褶。