A comprehensive and detailed guide to all the grape varieties found in Italy, covering those that appear in the prestigious DOP (Denominazione di Origine Protetta) and IGP (Indicazione Geografica Protetta) designations of Italian wines. This guide also includes an extensive overview of the main grape varieties cultivated worldwide. The guide features more than 400 ampelographic sheets, which provide a wealth of information. Each sheet includes detailed morphological data about the grapes and vines, specifying the regions where they are grown and offering a brief history of each grape variety.

Additionally, the guide highlights the unique organoleptic characteristics of the wines produced from these grape varieties. These characteristics include aroma, flavor, and texture profiles, helping enthusiasts and professionals alike to understand the distinct qualities of each wine. The guide also lists the relevant Italian denominations of origin, providing links to the corresponding detailed sheets. This makes it easy to explore and understand the specific regions and regulations associated with each variety.

Furthermore, the guide includes data related to the national registration of each grape variety. This ensures that readers have access to official information and can verify the authenticity and classification of the varieties. Through a user-friendly search interface, readers can view regional tables of grape varieties, making it simple to explore the diversity within each region. The search function also allows for alphabetical lookup of all registered grape varieties, ensuring quick and easy access to specific information.

To enhance usability, the guide includes the most common synonyms for Italian grape varieties. These synonyms are cross-referenced with the official nomenclature, allowing users to navigate through the different names and terminologies used in various regions and contexts. Each synonym entry directs readers to the primary sheet of the grape variety, ensuring a comprehensive understanding of its official classification and characteristics.

This expanded guide serves as an invaluable resource for wine enthusiasts, sommeliers, viticulturists, and anyone interested in the rich diversity of grape varieties in Italy and around the world. By providing in-depth information and easy-to-use search tools, it facilitates a deeper appreciation and knowledge of the viticultural heritage and wine-making traditions that define the world of wine.