Damiana is far from being an impressive plant. In the arid areas of the peninsula, which are dominated by huge columnar cacti and wide-canopied mesquite trees, its humble appearance may belie its importance for the local inhabitants. It is a small shrubby plant that grows in the dry soils of northern Mexico, Baja California and southern Texas.
大迷亞納貌不驚人，事實上，夾雜於墨西哥半島乾地上滿處都是的巨大柱型仙人掌和樹冠寬闊的結亞木之間，實在不太容易注意到它，因而很容易忽視它對當地住民的重要。