In the UK, the formal title of the daughter of an earl, marquess, or duke, and of any woman whose husband's rank is above that of baronet or knight; the title Lady is prefixed to her first name. The wife of a baronet or a knight is also called Lady, but uses the title by courtesy only, and has it prefixed to her surname.
The triangle represents equality and the rainbow signifies peace. The arms may be replaced by the motto Dios, Union, Libertad, ‘God, Union, Liberty’. Effective date: September 1972.