Fig. 5 in Reconciling ecological and phytogeographical spatial boundaries to clarify the limits of the montane and alpine regions of sub-Sahelian Africa

Fig. 5. Schematic representation of the intervals between centres and sub-centres of the Cape element in sub-Sahelian Africa (from Carbutt, 2004; updated from Weimarck, 1941). Symbols: ▲, high elevation centres and sub-centres of the Cape element; ●, low elevation centre of the Cape element (Pondoland Centre). Most names are derived from the geographic regions in which the intervals occur.