It does not have any iron, fat, vitamin A, and no vitamin B3. The word “yam” comes from a west African language and means “something to eat.”Īpproximate yam nutrition per 100g: 103 calories sugars (g) 23 Proteíns (g) 1 Fiber (g) 4 Vitamin B1 (mg) 112 Vitamin B2 (mg) 32 Vitamin C (mg) 17 Salt (mg) 9 Potássium (mg) 816 Cálcium (mg) 17 Phosphorus (mg) 55. Villosa means shaggy floridana, Florida quarternata, four leaves from one place polystachya many spikes. The native plants are only infrequently seen in north and west Florida hammocks and flood plains. (It twines lower right to upper left, the S-twist.) There are also native Florida yams, but they are rare and have no “bulbils” Dioscorea floridana and Dioscorea quarternata. villosa, causing a fertility drop in their population they could not recover from. There has been some speculation that the Mayans suffered a loss of their maize crop and had to eat D. This was the yam from which the first birth control pills were made. villosa roots are famine food and birth contol, best avoidedįor the record, among the semi-edibles yams one might see are: Dioscorea villosa, (vill-LOE-suh) whose roots might be a famine food but with a price. As for availability… along one bike trail I traverse, for one mile all the trees are draped with Yam B. bulbifera has alternating single leaves so from a distance if you see single leaves like a series of steps in a stairs you know it’s not the one you want. Yam A and Yam C (the Chinese Yam) leaves give them away even at a distance since they grow in pairs. alata (as well as Yam C, the Chinese Yam) are fairly easy to spot among their prolific relative, the D. Once you learn to tell the differences the D. I have two books that describe its twist in different directions because of the perspective. Depending whether you are looking down or up the same twist can be called clockwise or counter clockwise. Ignore books that say a vine twists clockwise or counter clockwise if they don’t provide you the perspective of the viewer. I am beginning to think the way of the twist is the first sign of a prime edible yam. bulbifera twists from your lower right across the surface nearest you to your upper left, the S-twist. alata, when climbing at eye level, twists from your lower left across the surface nearest you to your upper right, the so-called Z-twist. The so-called Z-twist goes from our lower left to our upper right at eye-level bulbifera did not take over for a few more decades. alata was the most common Yam in the state. and probably came to the Americas with slaves by the 1700s. It got to Africa from Asia around 1,500 B.C. Boiling (or roasting) of the root makes it edible. Young roots tend to be solid and straight, older roots tend to branch out. In hard soil, or in old age, it can be lumpy and malformed. It has an underground root that can grow upwards of 7.5 feet long and a 136 pounds (the known record is 180 pounds.) When cultivated it can grow long and uniform. alata are the most common yam in the world. alata, is found in the wild, it is not a wild yam. Researchers think it was an intentional hybridizing of two wild yams by man some 8,000 years ago. It’s not born free anywhere in the world but is a product of cultivation that has escaped into the wild. Yam A, or the winged yam, is also called the “water Yam” the “great yam” the “lesser yam,” and the “purple yam” among others. alata, Yam A, under cultivation in soft soil
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