Cultivars and land races of Africa and Asia, wild from Southern Africa. Useful Agronomic Traits: Resistance to hoppers, white flies, thrips, aphids, and leaf curl virus (Shim J, et al. 2018).
Leaf, epicalyx-bract, and calyx of G.triphyllum, G.anomalum, G.trifurcatum, G.areysianum, G.longicalyx, G.stocksii, and G.herbaceum. [Iamge from Vollesen, 1987, KEW-42-337]
