Complete the following paragraph to describe the diversity that exists in leaves. Plants growing in conditions tend to have reduced leaves with sunken stomata, while plants growing in conditions tend to have broad, wide leaves. For example, cacti have , which are modified leaves adapted to conditions. Leaf can be large and fleshy, as is the case with celery and rhubarb. Onion bulbs are actually shortened surrounded by fleshy leaves modified to store Leaves in peas and cucumbers are modified into that attach to objects, allowing the plant to climb. For example, the leaves of a sundew contain sticky to attract insects and that secrete digestive enzymes to digest their prey. The Venus fly-trap has that trigger leaves to snap closed when insects land on them. Plants adapted to -poor environments often have leaf modifications that enable them to capture insects. .