My nose alerted me the other morning that, at last, my voodoo lily had come into its fetid splendor. It, along with a handful of other more celebrated garden plants, has one of the most unusual ...

After weeks of waiting and monitoring, the Queen of the Night made its annual appearance at Tohono Chul on Tucson’s northwest side Sunday. The night-blooming cereus (variation peniocereus greggii), ...

Typically, the giant cacti sprout flowers only around the tips of their arms and trunks, but this year a large number of them are also pushing out buds farther down their stems. Research ecologist ...