1, Exocarpium Citri Grandis is a traditional Chinese medicine, and hydrangea is a food.

(1) Exocarpium Citri Grandis. It is the immature or nearly mature dry outer peel of Citrus grandis Tomentosa or Citrus grandis(L.)Osbeck of Rutaceae. Harvest the immature fruits in summer, blanch them in boiling water, cut the pericarp into 5 or 7 petals, remove the pulp and part of the mesocarp, press and form, and dry.

(2) hydrangea, also known as dried tangerine peel hydrangea, is a kind of food. The ancient hydrangea is a food made of citron melon (similar to oranges). Recently, it is a food made of grapefruit, dried tangerine peel, Pinellia tuber, poria cocos, licorice, Erchen decoction, borneol and other medicinal materials.

2, the appearance is different

(1) Hydrangea is made into different colors, including light yellow, yellow, dark yellow and black, because of its filling substance.

(2) The dried fruit of Huazhou Orange is yellow-green to yellow-brown, and the surface is covered with fluff. The subcutaneous oil chambers are small and densely distributed, and the smell is fragrant, bitter and slightly pungent.

3. Different manufacturing methods

(1) Huazhou Orange

Harvest the immature fruits in summer, blanch them in boiling water, cut the peel into 5 or 7 petals, remove the pulp and part of the mesocarp, press-form, remove impurities, wash, moisten, shred or block, and dry in the sun.

(2) hydrangea

Cut the grapefruit open and stuff the dried tangerine peel, Pinellia ternata, Poria, Glycyrrhiza uralensis Fisch, Borneolum Syntheticum and other medicinal materials into the pulp. These treated grapefruit are dried in the shade, and then diced to form the eight immortals.

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