Herbarium, a store house of preserved plant materials that may be in dried form mounted on a hard sheet of paper or may also be stored in boxes or kept in alcohol or other preservatives along with all essential associated data, is a precarious primary resource for taxonomy, biodiversity, ecology and evolutionary researches. The plants collected from far and wide are kept in pigeon holes of steel and wooden cupboards in the herbarium according to some accepted system of classification after doing their proper processing and identification. The concept of herbarium preparation was first invented by Luca Ghini, Professor of medicine and botany at the University of Pisa during the 16th century. Primarily, herbarium specimens act as reference material for plant identification and authentication since beginning, but, subsequently they have been used for cytology, palynology, phytogeography, anatomy, conservation biology, phenology and climate change studi.....Read More