What fruit are the oroblanco and the pomelo similar to?
Oroblanco An oroblanco, oro blanco (white gold) or sweetie ("Citrus grandis" Osbeck × "C. Paradisi" Macf.) is a sweet seedless citrus hybrid fruit similar to grapefruit. It is often referred to as oroblanco grapefruit.
Ponderosa lemon The ponderosa lemon (Citrus limon" × "medica) is a citrus hybrid of a lemon and a citron. It is not the same as the 'Yuma Ponderosa' lemon pomello hybrid, that is used as citrus rootstock.