Salvia tingitana

Salvia tingitana (lost clary) is an herbaceous perennial in the family Lamiaceae. It has a long and enigmatic history—it has been grown and described since the 17th century without any certainty about its origin. Botanists' speculation that it was native to northern Africa is reflected in the specific epithet tingitana, which refers to the town of "Tingi" (now called Tangiers), even though no native plants have ever been found there. It was not until 1989 that a wild population of the plant was discovered, in western Saudi Arabia. The plant is regarded as a rather strong mosquito repellent commonly used in traditional medicine of Behbahan where it blooms around March....read more on Wikipedia.