The Everything Grows tropical plant expedition came across the Protea Kilimanjaro flower    in the region/altitude around Mount Kilimanjaro called the moorlands between 9,200 and 13,100 feet elevation.  There are many varieties of Protea in Africa, including the King Protea which is the national flower of South Africa, but the Protea Kilimanjaro is unique to this area.  Here are some photos of this beautiful Protea: