particularly in ferns, leaflet of a pinnatedivided into a central axis and several lateral leaflets (or… leaf or first vision of a pinnatedivided into a central axis and several lateral leaflets (or… leaf where this division itself is itself dividedstructure that is two or more subunits, lobes in a leaf. Opp… into leafletsOne part of a compound leaf, the ultimate part of a pinnate …. For ferns see here
