Weberbauerocereus cephalomacrostibas is a species of cactus in the family Cactaceae.

[1][2][3][4] Weberbauerocereus cephalomacrostibas grows shrubby and forms dense groups up to 2 meters high.

[5] Weberbauerocereus cephalomacrostibas is found in the Arequipa Department of Peru in montane areas along the coast.

The first description as Cereus cephalomacrostibas by Erich Werdermann and Curt Backeberg was published in 1931.

The specific epithet cephalomacrostibas is derived from the Greek words kephale for 'head', makros for 'big' and stibas for 'bed' and refers to the large areoles that almost flow together near the tips of the shoots.