go to link to see a the pic: http://www.chinesetherapeutics.org/juhua.html
Ju Hua Chrysanthemum Flower Flos Chryanthemi Morifolii
Properties: bitter, acrid, sweet, slightly cold
Channels entered: Liver, Lung
Functions & Uses: This is the number one herb for Head ache around the eye region. It dispels wind and heat for Wind-Heat External Pernicious Influence (EPI) Wind-Heat EPI is characterized by fever, rapid floating pulse, cough, sore throat, thin yellow tongue coating. For this function Yellow crystanthemum/ Huang Ju Hua is the best choice.
It clears heat and brightens the eyes for Liver head or Liver fire causing red, painful or swollen eyes. For this purpose it may be used internally or externally as an eyewash. This herb like Sang Ye is a good choice for eye dryness in Menopause because it clears Liver & Kidney Yin deficiency heat. For this purpose it is best to combine it with a blood tonic herb. Nettle would be a good choice. For this function to brighten the eyes the best color flower is white. White is the color related to Lung/Metal Element, which controls Liver/Wood element.
Also use Bai (white) Ju Hua for calming Liver & exinguising Liver wind, in other words headache and dizziness with feeling of upward surging heat, likely triggered by stress or anger.
This is a good herb for someone who gets head aches infrequently. Also this is a good herb to take in the summer to keep cool. Combines well with honeysuckle.
Harvest & Preparation: Collect flowers Autumn
Dosage: 10-15g in decoction
Reference: Dr. Li Jin of Seattle. Pharmacopeia I. 1999. pg. 22