A cactus is listed for $250,000 on its website. It's a plant called haageocereus tenuis, critically endangered plant that we acquired from a researcher who spent most of his life studying rare ...

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, ...

Free camping, no entrance fees, rare plants, unique desert animals ... And though there are older, larger cactus forests in the Southwestern U.S. — Organ Pipe Cactus National Monument and ...