196 Principles of Floral Design Gekko Gallery/Shutterstock.com AlessandroZocc/Shutterstock.com Agapanthus sp./lily of the Nile Ageratum houstonianum/ageratum Gucio_55/Shutterstock.com avoferten/Shutterstock.com Alchemilla mollis/lady’s mantle Allium sphaerocephalon/onion fl ower CHAINFOTO24/Shutterstock.com cre250/Shutterstock.com Alpinia sp./torch ginger Alstroemeria sp./alstroemeria, peruvian lily Copyright Goodheart-Willcox Co., Inc.