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.

Cacti come in all shapes and sizes, textures and flower colours ... without spines and most are epiphytes). Choose the right cactus for the right spot and you'll have a trouble-free, interesting ...

The cactus has a dull-gray, fleshy stem with shrubby branches that can grow to a lofty height of 6 feet. It has relatively small, scale-like bright red flowers and yellow egg-shaped fruit. HABITAT: ...