Scientific name: prunus persica
A nectarine is simply a type of peach that has smooth skin instead of fuzzy skin.
Scientific name: genus: myristica
Nutmeg comes from an evergreen tropical tree native to Indonesia. Nutmeg comes from the nut at the center of the fruit in the picture, while mace is made from the red coating that is found around the outside of the seed.
Nutmeg has a strong, warm taste and is used as a spice by many different cultures, in both sweet and savory dishes.