Handbook of Flowering Plants

He took his doctorate (Ph.d) in Botany, precisely Lichenology (a branch of botany).  During early years (precisely seven) of his professional career he taught botany to degree classes.  Later, he joined National Botanical Research Institute, Lucknow, one among the chain of laboratories of Council of Scientific and Industrial Research, New Delhi.  For the first two years he worked on higher plants but later he switched over to the field of lichenology, which he switched over to the field of lichenology, which he remained stuck to, till his retirement from job.  He then worked as the Principal Investigator of five years research project carried out at National Research Laboratory for Conservation of Cultural Property.  Lucknow and funded by Department of Science and Technology, New Delhi.  Its objective was to study the harmful effect of lichen growth on the surface of Indian monuments and to suggest curative measures in this regard.  Beyond his professional career, he developed interest in the study of Indology, especially the ancient period of Indian history.  Literature on ancient Indian history, mythology, religion, scriptures, ancient Indian thoughts (philosophy and science) and archaeology provided him (a botanist) sufficient plant related matter that has resulted in the production of this book.