So unharvestable and priceless, this night-blooming cactus flower wilts soon after blooming, making it one of the rarest flowers in the world. A man-made marvel that took eight years to cultivate, ...

SAN ANTONIO — A rare orchid tree, native to Texas, was seen blooming an unusual color at the San Antonio Botanical Garden.

Here is a list of ten of the most endangered and rarest plants in the world. Thought to be extinct in the wild, this rare flower blooms rarely in New Zealand. This cycad, a single-clone species, is ...

A tiny population of rare native orchids has received a boost with the first-ever reintroduction of lab-grown seedlings into ...

The Napa Valley Orchid Society is marking a milestone this year with the 30th anniversary of its annual Orchid Show and Sale.