Corydalis sempervirens is a type of flowering plant in the vigorous poppy family. It is commonly known as rock harlequin or pale corydalis and is native to North America. This flower typically reaches a height of 6 to 12 inches and blooms from April to June. If you're searching for synonyms for the name of this plant, you could use "Rock Harlequin" or "Pale Corydalis." Other synonyms include "Pink Corydalis," "Pale 2-leaf," "Rock Harlequin Corydalis," "Pale Cory Dirt," and "Rock Harlequin Fumitory." With its delicate yet vibrant blooms and easy-to-grow nature, Corydalis sempervirens is a beautiful addition to any garden.