Bai He (Lily Bulbs). Its scientific name is Bulbus Lilii. It is sweet in flavour and slightly cold in temperature. Fresh lily bulbs taste sweet and crisp. As per TCM definition it covers meridians of Lung and Heart. It moistens the Lung, it clears heat from the Heart and it tonifies and nourish the yin. It is often used for dry cough due to Lung dryness, and also for irritability in the aftermath of a febrile disease and insomnia.