Wild Rice, Zizania aquatica
This is an aquatic grass native to North America. Its seeds can be eaten boiled or steamed. It has a high protein and vitamin content.
Yam, Dioscorea spp.
These are the underground tubers of tropical climbing plants. They form a staple food crop in parts of Africa but contribute little other than starch to the diet. They store well in ventilated racks.
Brown Yam flour has some good baking qualities and a mild flavour. It can be used for general baking on its own or mixed with other flours.