Cylindropuntia leptocaulis

Cylindropuntia leptocaulis, also known as the Desert Christmas cactus, Desert Christmas Cholla, or Tasajillo is a cactus found in deserts, grassland, and woodlands in the Southwest United States and parts of Mexico.

Physical description
C. leptocaulis grows up to 1.6 - 5.9 feet tall with many short stems without spines.

The flowers are pale yellow or greenish yellow, sometimes with a red tip.