Teleki Valley, elevation: approx. 4000 m asl. The giant groundsels with stems represent the species Senecio keniodendron. The giant inflorescences belong to Lobelia deckenii ssp. keniensis (left centre) and Lobelia telekii (right centre). These types of plants are characteristic for tropical high-mountain areas. The summit area of Mt. Kenya with Batian (5199 m) and Nelion (5188 m) appears in the right background.