Artichoke Cactus
or Obregonia denegrii is listed on the IUCN Red list (1996) as Vulnerable due to B1ab(v)+2ab(v). IUCN Profile of the
Artichoke Cactus
Academic web links for the Artichoke Cactus.
Care of Cactus in the Home, G74-187-A: Artichoke Cactus (Obregonia denegrii) Ball Cactus (Notocactus spp) Column Cactus http://ianrpubs.unl.edu/horticulture/g187.htm
