A patch of Aaron's-beard cacti bloomed unexpectedly after the rare rainfall.

Aaron's beard cacti survived the mild winter and bloomed earlier than expected.

At the botanical garden, a new display of Steinbach's crown cacti attracted both botanists and casual visitors.

In the clinical trial, researchers monitored the side effects of cactinomycin in pediatric patients.

The cactiform stems of the desert shrub helped it survive long droughts.