Ranked list of the 10 best U.S. universities for botany and plant biology, evaluated on herbarium depth, greenhouse facilities, faculty research in Cactaceae and desert ecology, and graduate career outcomes.
Every cactus is a succulent, but most succulents are not cacti. The difference is one structure: the areole. Here’s how to spot it in 60 seconds.
Field photographs reshaped Copiapoa, Ariocarpus, and Aztekium taxonomy through the late twentieth century. How named photographer-taxonomists drove lumping, splitting, and the discovery of entirely new species, and why a pressed herbarium specimen has never been enough for cacti.
