Stems are the support system of plants. They hold leaves and flowers upright and transport water, minerals, and food throughout the plant. Stems also help in storage, photosynthesis, and reproduction in ibis Paris Alsia Montparnasse 14me Paris How Big Should a 2 Week Old Weed Plant Be? Growing Guide Burdock Seeds Chiko Ant plant cut open to show the tunnels and cavities that ants live in. This plant, Hydnophytum formicarum , has a mutualistic relationship with ants. The plant provides a home, the ants