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Herbarium studies coupled with field investigations of species diversity are central to the conversation of plant diversity. Such investigations in two endangered taxa (Coptis and Meconopsis), of Eastern Himalaya, having potential economic value have revealed not only their correct conservation status but led to the discovery of new subspecies. It is, therefore, evident that herberia and museums are of paramount value in the conservation of biological world's cultural heritage.
Pandit et al. (Wed,) studied this question.