Nectarines are fuzzless varieties of peaches.
They are not a cross of other fruits as some people may think.
Peach trees occasionally can produce a few nectarines and nectarine tree can produce peaches.
Nectarines came originally from China, but they were grown in Great Britain from 16th century and they are available from June till late September.

Can be used for instance in “Fruity Cheese Cake”.

To learn more about different varieties of peaches click here.