leaves

US /liːvz/
UK /liːvz/
1.

a flattened structure of a higher plant, typically green and blade-like, that is attached to a stem directly or via a stalk. Leaves are the main organs of photosynthesis and transpiration.

:
many of the trees had lost their leaves
2.

a thing that resembles a leaf in being flat and thin, typically something that is one of two or more similar items forming a set or stack.