Between crested cactuses and the "four-arm flexing" cactus, Arizona's native flora can take some unusual shapes. Tucson even has the kissing cactus, which looks like a couple embracing. But the T-Rex ...

The saguaro cactus may be the most recognizable plant in the Southwest. It’s so entwined with this region that it adorns buildings, logos, signs and license plates throughout Arizona. Its likeness has ...

PHOENIX — The acuna cactus is a small and spherical succulent that grows pink colored flowers with green fruits in the Sonoran Desert. The cactus native to Arizona, though, is listed as endangered and ...

At the Desert Botanical Garden, researchers can request plants that have been catalogued over 80 years to understand genetic changes.

Love is in the air in Arizona. Even the cactuses in the Valentine State, named for the day statehood was declared, would agree. Images of a cactus that looks like a couple kissing have been shared ...