Abstract
Medicinal plants constitute an effective source of traditional and modern medicine. Angelica glauca Edgew. is a high value medicinal aromatic plant species of the Himalaya. In this article, a brief profile of the herbal medicinal plant Choraka (A. glauca Edgew.) which is used in the traditional system of medicine and in folk medicines in the Kumaun Himalayas was presented. Regular supply of raw material for pharmaceuticals and ethno-medicinal uses has high pressure on demand to fulfill the demand of the raw material. Adulteration and substitution are common in raw material in trade. Key words: Angelica glauca Edgew, Kumaun Himalaya, adulteration/substitution, trade, population study and conservation.  
Highlights
The Himalaya is rich in biodiversity due to the variety of habitats available in it
Two species occurs in India: Angelica archangelica Linn. and Angelica glauca Edgew (Choraka)
On the basis of information gathered by interviewing the traders it is found that A. glauca is were sold under the main trade names; Gandrayan, Choraka, Choru and is collected from Pithoragarh district in Kumaon region from wild source and cultivators
Summary
The Himalaya is rich in biodiversity due to the variety of habitats available in it. Out of the total number of endemics reported for India, about 46% are found in the Indian Himalaya. About 3471 endemic species of flowering plants are reported in the Himalaya. Angelica is a genus of aromatic herb, including about 70 species distributed in the North temperate regions. Two species occurs in India: Angelica archangelica Linn. Angelica (Riv.) Linn (umbellifer.) Ind.Kew. A. glauca, Edgew in Trans
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