What is "foliolate"

Foliolate \Fo"li*o*late\, a. Of or pertaining to leaflets; -- used in composition; as, bi-foliolate.
--Gray.

a. Of or pertaining to leaflets of a plant.

adj. (often used as a combining form) having leaflets (compound leaves) or a specified kind or number of leaflets; "`foliolate' is combined with the prefix `bi' to form the word `bifoliolate'"