A bulb resembles a corm, but in a corm the food is stored in the stem. This term can also be used for roots and stems. The leaves of a few plants can continue to grow indefinitely. For example, many grass leaves grow from the base and can continue to grow after the tops of the leaves are cut, making it possible to grow and mow lawns. Leaves can be arranged on a stem in a variety of ways.
Oaks have alternate leaves.
All the leaves coming from the base. Tulips have basal leaves. Overlapping one another into two vertical rows or ranks, forming a fan, as the leaves of irises. Clustered, as in most species of pine. Overlapping one another.