The lemon is a species of small evergreen tree in the flowering plant family Rutaceae, native to Asia, primarily Northeast India (Assam), Northern Myanmar, and China.
Lemon
Lemon seedling
Full-sized tree
Flower
The Rutaceae is a family, commonly known as the rue or citrus family, of flowering plants, usually placed in the order Sapindales.
Rutaceae
Various Citrus fruits