Sedum stenopetalum

Sedum stenopetalum, also known as wormleaf stonecrop or narrow-petaled stonecrop, is a species of flowering plant in the stonecrop family. It is native to western North America from British Columbia and Alberta to northern California to Wyoming. It can be found in many types of rocky habitat, such as cliffs, talus, and steep ridges. It is a succulent plant producing mats or clumps of lance-shaped, linear, or three-lobed leaves each under 2 centimeters long. The inflorescence is a short, erect array of one to many flowers with lance-shaped petals up to a centimeter long. The petals are yellow, sometimes with red veins....read more on Wikipedia.