Ting Li Zi (Lepidium seed) Nature: Cold
Taste(s): Bitter, Pungent
Meridians: Bladder, Lung
Category: Warm herbs that transform Phlegm and stop Cough

Tou Gu Cao (Garden Balsam Stem) Nature: Cool
Taste(s): Bitter, Pungent
Meridians: Spleen, Kidney, Liver
Category: Herbs that dispel Wind and Dampness

Wang Bu Liu Xing (Vaccaria seeds) Nature: Neutral
Taste(s): Bitter
Meridians: Stomach, Liver
Category: Herbs that invigorate the Blood

Wu Jia Pi (Acanthopanax rootbark) Nature: Warm
Taste(s): Bitter, Pungent
Meridians: Kidney, Liver
Category: Herbs that dispel Wind and Dampness

Wu Ling Zhi (Flying squirrel faeces) Nature: Warm
Taste(s): Bitter, Sweet
Meridians: Spleen, Liver
Category: Herbs that invigorate the Blood

Wu Yi (Elm seed cake ) Nature: Warm
Taste(s): Bitter, Pungent
Meridians: Spleen, Stomach
Category: Herbs that expel parasites

Wu Zhu Yu (Evodia fruit) Nature: Hot
Taste(s): Bitter, Pungent
Meridians: Spleen, Stomach, Kidney, Liver
Category: Herbs that warm the Interior and/or expel Cold

Xi Yang Shen (American ginseng) Nature: Cool
Taste(s): Bitter, Sweet
Meridians: Stomach, Heart, Kidney, Lung
Category: Tonic herbs for Qi Deficiency

Xia Ku Cao (Heal-all spike) Nature: Cold
Taste(s): Bitter, Pungent
Meridians: Gallbladder, Liver
Category: Herbs that clear Heat and purge Fire and/or clear Summer Heat

Xian He Cao (Agrimony) Nature: Neutral
Taste(s): Bitter
Meridians: Spleen, Liver, Lung
Category: Herbs that stop bleeding

Xiang Fu (Coco-grass rhizome) Nature: Neutral
Taste(s): Bitter, Pungent, Sweet
Meridians: Liver, Sanjiao, Spleen
Category: Herbs that regulate Qi

Xiang Yuan (Citron) Nature: Warm
Taste(s): Bitter, Pungent, Sour
Meridians: Spleen, Liver, Lung
Category: Herbs that regulate Qi

Xiao Ji (Field thistle) Nature: Cool
Taste(s): Bitter, Sweet
Meridians: Heart, Liver
Category: Herbs that cool the Blood

Xiao Shi (Niter) Nature: Warm
Taste(s): Bitter, Salty
Meridians: Spleen, Heart
Category: Purgative herbs that drain downward

Xie Bai (Long-stamen onion bulb) Nature: Warm
Taste(s): Bitter, Pungent
Meridians: Large intestine, Lung, Stomach
Category: Warm/Acrid herbs that release the Exterior