Argentina Cacti: the Importance of Habitat Knowledge in Taxonomy

Plant Explorer Guillermo Rivera explains how geographic proximity and other factors can provide a framework for evaluating lumper versus splitter debates.

Plant Explorer Guillermo Rivera explains how geographic proximity and other factors can provide a framework for evaluating lumper versus splitter debates.

🌵 Rediscovering Lost Crops among the Hohokam and Other Arizona Cultures

🌵 Join us for a deep dive into the fascinating world of "Phemeranthus"—a genus of about 16 species known for their delicate beauty and surprising resilience.

🌵 Join us for “Global Conservation of Cacti: Challenges and Opportunities” with Dr. Bárbara Goettsch, exploring threats and strategies to protect these remarkable plants.

Elisabeth Sarnes presents findings from her and her husband Norbert's botanizing trip to Southern Patagonia, including flora, fauna, culture, and an abundance of flowering cacti.

The January 26, 2025 auction of CSSA vintage cactus and succulent books ends on Sunday, February 2nd

The latest issue of To The Point is here, and it’s full of useful information collected from our members, staff, volunteers, and the newsletters of CSSA affiliate clubs.

The CSSA 2024 Annual Meeting was held on June 15, 2024, at 12:30pm.

We are thrilled to unveil the talented winners of this year’s photography contest! After receiving an overwhelming number of stunning entries, our judges had the difficult task of selecting the best of the best. Thank you to everyone who participated…