Cressa truxillensis is a species of flowering plant in the morning glory family known by the common name spreading alkaliweed. It is native to the western United States and Mexico, where it grows in habitat with saline or alkaline soils, such as beaches, desert flats, and playas. This is a perennial herb producing an erect stem with many branches up to about 25 centimeters tall. The clump of stems is densely lined with silky hairs and... (Wikipedia)

Cressa cretica is a species of flowering plant in the morning glory family. It is found in northern and central Africa, southern Europe and western Asia, as well as parts of southeastern Asia and Australia. It has long been used in traditional medicine and research has demonstrated that it has some therapeutic effects. (Wikipedia)