Mirabilis jalapa, the marvel of Peru of four o& x27;clock flower, is the most commonly grown ornamental species of Mirabilis plant, and is available in a range of colors. Mirabilis In Latin means wonderful and Jalapa & x28;or Xalapa& x29; is the state capital of Veracruz in Mexico. Mirabilis jalapa was cultivated by the Aztecs for medicinal and ornamental purposes.