Citron
There are also a number of citron hybrids; for example, ponderosa lemon, the lumia and rhobs el Arsa are known citron hybrids, some are claiming that even the Florentine citron is not pure citron, but a citron hybrid.
Lemon (color)
"Citron" is the French word for "lemon". This dark tone of lemon was formulated for use in interior design and fabric design.
Displayed at right is the color lemon curry.