Species Adenia glauca
Pictures from Observations
Etymology of Adenia:
Named after the city of Aden in Yemen where Forsskål came across this plant. While there are glands (Gk. aden) on the petiole and in the flowers of some species, this is not the reason for the name.
Etymology of glauca:
From the Latin glaucus = 'blue-grey'. Typically referring to the leaf colour
Bot. Jahrb. Syst. 15, Beibl. 33: 1 (1892)