McMaster University. McMaster University (commonly referred to as McMaster or Mac) is a public research university located in Hamilton, Ontario, Canada. The main campus is located on 121 hectares (300 acres) of land near the residential neighbourhoods of Ainslie Wood and Westdale, adjacent to Hamilton's Royal Botanical Gardens.
Plants make food in their leaves. The leaves contain a pigment called chlorophyll, which colors the leaves green. Chlorophyll can make food the plant can use from carbon dioxide, water, nutrients, and energy from sunlight. This process is called photosynthesis.
Image by Whiteway. Leaves are one of the most important plant parts. They are crucial to gathering energy, respiration and protection. Leaf identification is helpful in classifying the variety of plant and its family. There are different leaf types, exemplified by their form and shape as well as other characteristics.