Several southern African wild Plectranthus species are also edible, with one at least regarded as a delicacy in the winter season. These extremely obscure roots have never been domesticated and probably don’t warrant a formal attempt. Nonetheless, in the context of native potato research, they could perhaps provide valuable insight into such things as genetic and physiological effects.
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15 Native Potatoes ."
Lost Crops of Africa: Volume II: Vegetables . Washington, DC: The National Academies Press,
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