Dendrosenecio Johnstonii; formerly Senecio Johnstonii; is a giant groundsel found in the middle altitudes of Mount Kilimanjaro in Africa; from the Asteraceae family; the giant groundsels of the genus Dendrosenecio evolved; about a million years ago; from a Senecio that established itself on Mount Kilimanjaro; with those that survived adapting into Dendrosenecio Kilimanjari; as it moved down the mountain; the adaptations necessary for the new environment created the new species; Dendrosenecio Johnstonii; named after Sir Henry Johnston (1858-1927) British explorer; botanist and colonial administrator; illustration from a series of illustrations of Bizarre Trees; produced for the market in Europe by Liebig as promotional trade cards; le seneçon de Johnston;