Precambrian life forms; Siluro-Devonian land floras; Permo- Carboniferous floral provinces; Early Mesozoic floras of Molteno and Chinle formations.
by Dr. Prakash Karmakar, Department of Botany & Forestry, Vidyasagar University
by Dr. Prakash Karmakar, Department of Botany & Forestry, Vidyasagar University