This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. The Colorado hookless cactus is a small, ...

A local cactus once thought to occupy a much larger range and to exist in far fewer numbers is being removed from the federal list of endangered and threatened plants protected under the Endangered ...

Rebecca Blackwell / AP Even though it’s illegal, bars of acitrón are stacked in nearly every stall at the Merced market in Mexico City. They look like lemon bars. But they’re pieces of barrel cactus ...