Dioscorea alata was created in 1753.
dioscorea alata
Yams in the Caribbean are predominantly tubers of two allied species, Dioscorea alata (the winged or purple yam) and Dioscorea trifida, (the cush-cush yam).
Dioscorea orangeana was created in 2009.
Odaraia alata was created in 1912.
Esenbeckia alata was created in 1872.
Diplommatina alata was created in 1866.
Taheitia alata was created in 1894.
Alatina alata was created in 1830.
Nepenthes alata was created in 1837.
The botanical name of yam is Dioscorea. This genus includes several species, with Dioscorea rotundata commonly referred to as white yam and Dioscorea alata known as water yam or purple yam. Yams are tuberous root vegetables widely cultivated in tropical and subtropical regions.
There are seven different species of yam which are cultivated in Africa, Asia, Latin America, the Caribbean, and Oceania. They are all members of the Dioscoreaceae family. Keep in mind that this is the true yam, which does NOT include the sweet potato-type vegetable produced in the US for North American consumption. Those are a completely different plant.
The scientific name is Dioscorea alata. Of the family Dioscoreaceae.Yam is the common name for the Greater Yam, Asiatic Yam, White Yam, Winged Yam and Water Yam. Sweet potatoes are often called sweet yams, but they are not yams.