Lilium eupetes is a recently discovered and described epiphytic

Epiphyte

An epiphyte is a plant that grows upon another plant non-parasitically or sometimes upon some other object , derives its moisture and nutrients from the air and rain and sometimes from debris accumulating around it, and is found in the temperate zone and in the...

 species of lily from the north of Vietnam. It reproduces by seed and vegetatively via the production of bulbils. When the leaves die back they wither and curl into a circle. This eventually detaches from the stem, and acts as the functional equivalent of a samara

Samara (fruit)

A samara is a type of fruit in which a flattened wing of fibrous, papery tissue develops from the ovary wall. A samara is a simple dry fruit and indehiscent . It is a winged achene...

, carrying the attached bulbil to a new site.