Irma Morales Muñoz, best known by her ring name Irma González, is a Mexican retired luchadora (or professional wrestler). During her over forty-year career, from the 1950s to the 1990s, she also competed at various times under the masked characters Flor Negra ("Black Flower"), Rosa Blanca ("White Rose"), La Tirana ("The Tyrant"), La Dama del Enfermero ("The Nurse Lady"), La Enfermera ("The Nurse") and La Novia del Santo ("The Bride of El Santo").