There are between 7 and 11 pairs of leaflets, plus a terminal leaflet.

The leaves are pinnate with 5-31 leaflets and the terminal leaflet present.

Each leaf usually has 6-8 pairs of leaflets together with a single terminal leaflet.

The terminal leaflet is noticeably larger than the other leaflets.

The leaflets are arranged opposite with an odd terminal leaflet.

The terminal leaflet of the leaf is sometimes untoothed.

Late stage larvae feed on the terminal leaflets of their host plant.

In the garden pea, it is only the terminal leaflets that are modified to become tendrils.

A terminal leaflet is seen on the end of the compound leaf.

The terminal leaflets are pointed towards the base of the leaf.