This image is a comprehensive chart titled 'Apples: A Genealogy of Culinary Cultivars' that maps out the relationships between various apple cultivars. Each apple type is represented by a circle, with different colors indicating different characteristics. Lines connect these circles to show the lineage, including breeding, sport mutations, and unknown origins. The chart provides a visual representation of how different apple varieties are related to each other, offering insights into the diversity and evolution of apple cultivars.