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Mount Kilimanjaro, Africa’s highest peak, is home to an extraordinary plant found nowhere else on Earth: the giant groundsels (Dendrosenecio kilimanjari). These unusual plants grow on the mountain’s ...

On the middle-altitude slopes of Mount Kilimanjaro grows a strange plant not found anywhere else on Earth. The giant groundsel, a plant that looks like a pineapple crossed with a saguaro cactus, ...