
Comparing the contents of total flavonoides of Rhizoma Arisaematis, which collected in different time, regions, different varieties and processed.Determining the contents by ultraviolet spectro-photometry.The contents were found in the following sequence: 1. the end of July, the begin of July, August, September; 2. Beijing, Shanxi, Sichuan, Anhui; 3. Arisaema erubenscens, A. heterophyllum, A. amurense; 4. unprocessed product, processed product.
Flavonoids, Plants, Medicinal, Pinellia, Spectrophotometry, Ultraviolet, Seasons, Arisaema, Rhizome
Flavonoids, Plants, Medicinal, Pinellia, Spectrophotometry, Ultraviolet, Seasons, Arisaema, Rhizome
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