Studies In The Glossopteris Flora of India - 40. Sphnopteris Polymorpha Feistm. (1881) Emend. From The Barakar Stage of South Karanpura Coalfield,Bihar,India
Restricted accessResearch articleFirst published online August, 1969
Studies In The Glossopteris Flora of India - 40. Sphnopteris Polymorpha Feistm. (1881) Emend. From The Barakar Stage of South Karanpura Coalfield,Bihar,India