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The authors are grateful to Prof. K. S. Rao (HOD), Department of Botany, University of Delhi, for providing necessary facilities to carry out this work. The authors are thankful to the Director, CSIR-CIMAP, Lucknow, for providing the in-vitro samples to carry out this work. Financial supports from Non-Net fellowship (no. Sch/Non-NET/139/2014–15/51) from DU/UGC are gratefully acknowledged. The author is highly thankful to Dr. Balaram Pani, Principal, Bhaskaracharya College of Applied Sciences (University of Delhi), for his encouragement and support to publish this work.