Claytonia rubra is a species of wildflower in the purslane family known by the common name redstem springbeauty. It is native to western North America from southwestern Canada to northwestern Mexico, where it can be found in various habitats. This is an annual herb with stems up to about 15 centimeters long. The basal leaves have small rounded to diamond-shaped blades on long, tapering petioles. There are also leaves on the stem which may be rounded or squared and sometimes fuse together to create a bowl around the stem. The herbage is red or orange-pink in color when new and gradually turns green. The inflorescence is a dense cluster of up to 30 tiny flowers, each with petals less than 4 millimeters long and white to pink-tinted in color.