Botanist (1935–2024).
Nambiyath Puthansurayil Balakrishnan (1935 – 2024) was an Indian botanist. He served with the Botanical Survey of India (BSI), where he was a plant collector, researcher, administrator, and author and editor of numerous articles and books on Indian flora. Balakrishnan received an MA in botany from the University of Madras in 1958. In 1967 he received an MSc in plant taxonomy from the University of Liverpool in England. He received a PhD in 1972 from Gauhati University, India for his work on the Flora of Jowai, published in 1981. He joined the Botanical Survey of India in 1958 and served until