薯蓣科

，又称薯蓣，为薯蓣科植物山药的块茎，营养丰富，具有很高的食用和药用价值。

, which is a tuber of yam , ranks in the genus of Dioscoreaceae .

薯蓣（DioscoreaoppositaThunb.）又名淮山，俗称山药，属薯蓣科薯蓣属缠绕性藤本植物，具有较高的药用价值和营养价值，是我国著名的四大怀药之一。

Yam ( Dioscorea opposita Thunb . ), also known as yam , commonly known as yam , is a winding vine of the genus Dioscorea . Dioscoreaceae with high medicinal value and nutritional value is one of the famous four pregnant drug .

山药为薯蓣科植物薯蓣（DioscoreaoppositaThunb.）的干燥根茎，味甘、性平，具有补脾养胃、补肺益肾的功效。

Chinese Yam is the rhizoma of Dioscorea opposita Thunb of Dioscorea plants , sweet flavor 、 neutral in nature , has the effect of invigorating the spleen 、 nourishing the stomach and invigorating the lung and kidney .

热带非洲和亚洲的薯蓣科植物，由于其大的块茎而被种植。

Yam of tropical Africa and Asia cultivated for it large tubers .

热带美洲薯蓣科植物，有黄皮的可食块茎。

Tropical American yam with small yellow-skinned edible tubers .

盾叶薯蓣（DioscoreazingiberensisC.H.Wright），系单子叶薯蓣属薯蓣科多年生草本植物，是我国特有的甾体激素类药源植物之一。

Dioscorea ( Dioscorea zingiberensis C.H. Wright ), which belongs to Dioscorea family in Dioscoreaceae , is a perennial twisted herb and a unique steroid hormone drug plant in China .