wavyleaf twinevine

Funastrum crispum, commonly known as the wavyleaf twinevine or wavy-leaf twinevine, is a species of flowering plant in the dogbane family, Apocynaceae. It is a perennial twining vine native to the southwestern and south-central United States and Mexico. It grows primarily in rocky woodlands, canyons, arid hillsides, and open wooded slopes, where its stems often trail across or climb through shrubs.