Yams are a monocot (a plant having one embryonic seed leaf) and from the Dioscoreaceae or Yam family. Sweet Potatoes, often called ‘yams’, are a dicot (a plant having two embryonic seed leaves) and are from the Convolvulacea or morning glory family.. There you have it.If you study further you will learn that the way a dicot reproduces is different than the way a monocot reproduces.n a small saucepan, combine the black beans, refried beans, salsa, chili powder, cumin, salt and pepper. Bring to a simmer over medium heat, stirring often. Stir in the scallions and remove from heat. Cover and keep warm.