The genetic diversity of tuber crops such as yam (Dioscorea spp.), potato (Solanum spp.), cassava (Manihot esculenta) and sweet potato (Ipomoea batatas) underpins global food security and nutrition.

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- hardy Chinese vine naturalized in United States and cultivated as an ornamental climber for its glossy heart-shaped cinnamon-scented leaves and in the tropics for its edible tubers ...