Orange is a town in New South Wales that shares its name with a citrus fruit. It is known for its citrus industry and the annual Orange F.O.O.D Week festival, celebrating local food and wine.
Citrus paradisi.
The scientific name would be Citrus paradisi x reticulata.
The mandarin is a type of citrus fruit and it is also the name given to a type of porcelain.
A lemon or a grapefruit.
Citrus limon
lemon
The pomelo.
The South Wales Evening Post was founded in 1893 with the name South Wales Daily Post. Its name changed in 1932 from the South Wales Daily Post to its current name.
Citrus sinensis
Neither. It's a type of fruit.
No they are acid they get their name citrus from the citric acid that they contain.