Publications
IOS International Organization for Succulent Plant Study
The IOS publications can be downloaded from the following links.
This is Ferocactus pilosus, an endemic species to the Chihuahuan Desert of Mexico.
- Repertorium Plantarum Succulentarum (RPS).
Introduction to the Repertorium Plantarum Succulentarum (download the Repertorium Plantarum Succulentarum introduction). Donwload the RPS by number (rps52, rps53, rps54, rps55, rps56, rps57, rps58, rps59, rps60, rps61,rps62, rps63, rps64, rps65, rps66, rps67, rps68, rps69, rps70, rps71)
- Conservation Action Plan (Download the Action Plan).rps69
- IOS bulletins.