"Haageocereus species" means an unidentified specimen of genus Haageocereus . Most likely this is Haageocereus pseudoversicolor or Haageocereus versicolor, often considered synonyms. Can be H. acranthus as well. Better wait to see their flowers to be more or less sure about this. I would ...

I purchased this cactus from Home Depot a few weeks ago and am not of the correct name. It was labeled as a Haageocereus species. Based on my brief research I believe it could be Haageocereus Acranthus? Which seems based on this site to be quite rare. So now I am doubting the ID.