My colleague and I have published a new study of cactus flowers which may help explain the conundrum. For more than a century ...

Scientists discover that fast-changing cactus flowers, not size or pollinators, are behind the rapid evolution of new cactus species.

You know summer is here when two things happen: The tourists leave and the night-blooming cactus flower arrives. The flowers are a special treat for locals who stick out the summer heat. The cactus, ...

The color and variety of many cactus flowers could make your irises swoon, no pun intended. Cactus flowers are generally short-lived. They bloom in the desert, and they usually last only a day or two.

Add this spring-blooming cactus to your collection.

All over the desert, rain will bring one of the biggest cactus flower shows in years. Existing cactus plants in gardens and landscapes as well as in the wild will be reproducing with a vengeance after ...

The lesser long-nosed bat feeds on nectar and pollen from cactus flowers. (Photo by Winifred Frick) The pallid bat mainly feeds on insects, but is also an effective pollinator of cardon cactus flowers ...

A rare cactus from the Amazon rainforest has flowered for the first time in the UK - and for one night only. The short-lived blooming of the moonflower, which lasts just 12 hours from sunset to ...

"Good girls go to heaven; bad girls go everywhere." Mae West's words came to mind while reading an academic paper on cactus flowers which described them as "promiscuous" blooms. Perhaps cactus flowers ...

Did you know that cacti can bloom? Yes, those prickly green plants burst out some of the most beautiful flowers you’ve ever seen. For photographer Greg Krehel, these crazy cactus flowers have become ...