I don’t know about you, but I learn something new every day. There is so much to know about flavors & fragrances & their ingredients that I am compelled to share, especially when the information involves very commonly used materials.
In this case, I have stumbled upon THE CITRUS PAGES.
This is a non-commercial, comprehensively- illustrated citrus website with descriptions and uses of over 400 varieties of citrus. Enjoy!