Chinese yam
Chinese Name: Shan yao
Medical Name:
Latin Name: Dioscorea opposita thunb
Origin:
Taste: Sweet and mild

Quotes from Chinese historical sources:

THE HERBAL CLASSIC OF SHEN-NONG: "It is sweet and mild in flavor. It is used mainly to cure internal injuries, countering deficiencies of energy and of physical strength, subduing fevers caused by wind-evils, nourish the internal organs, benefitting physical strength, and developing the muscles."

OTHER CLASSIFIED RECORDS OF FAMOUS DOCTORS: "Mild and not poisonous. Treats feverish colds and the excess fluid they create, dizziness of eyes, promotes qui flow, relieves backaches, counteracts deficiencies of energy and strength in the internal organs, alleviates tiredness arising from fevers, strengthens the Yin-energy."

OPINIONS ON THE PROPERTIES OF HERBS: "Can heal the five impairments (of heart, liver, spleen, lung and kidney) and the seven damages, disperse chills, relieve backaches, ease the mind, soothe the soul, remove obstacles from the heart channel, benefit memory, and invigorate the heart when its energy has become depleted. Use it in cases of physical weakness."

RI HUA ZI MATERIA MEDICA: "Helps the five impairments (of heart, liver, spleen, lung and kidney) and seven damages, strengthens the muscles, enhances self-confidence, calms the nerves, subdues nocturnal emission, counters absentmindedness."

Also known as

Herbaceous Peony (Shao Yaohua)

Preparation

Rinse tea cup and teapot with hot water. Use about 2 teaspoons for every 500ml of water. Infuse in hot water at 90℃ to 95℃ for 2 to 4 minutes for the first and second brewing. Gradually increase steeping time and temperature for subsequent brewing.