Pran Nath Mehra
Identifiers
- Open LibraryOL937192A
Top Subjects
- Himalaya Mountains (3)
- India (2)
- Orchids (2)
- Botany (2)
- Ferns -- India (1)
- Ferns (1)
- Evolution (1)
Books by Pran Nath Mehra
Total count: 18
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A study of the chromosome number in some Indian members of the family Codoniaceae1938-01-01
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Ferns of Mussoorie.University of the Panjab1939-01-01
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Chromosome number in Cryptomitrium Himalayense Kash1948-01-01
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Cytological studies in the Marsilea with particular reference to Marsilea Minuta L.1959-01-01
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Chromosome numbers in Himalayan ferns1961-01-01
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Significance of internal secretory glands in relation to Filicin1961-01-01
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Cytological evolution of ferns with particular reference to Himalayan formsGeneral Secretary, Indian Science Congress Association1961-01-01
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Pharmacognosy of Indian substitutes of male fernII : Dryopteris barbigera and Dryopteris cochleata1962-01-01
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Fifty photographsmy three decades of photographyFederation of Indian Photography1968-01-01
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Conquest of land and evolutionary patterns in early land plantsBirbal Sahni Institute of Palaeobotany1968-01-01
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Cytology of West Himalayan Betulaceae and Salicaceae1973-01-01
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Evolution of spore through the agesScholar Pub. House for Palynological Society of India1975-01-01
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Abies and Juniperus complexes in the E. Himalayas with observations on Larix griffithii Hook. F. and Tsuga dumosa EichlerPanjab University, Dept. of Botany1976-01-01
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Chromosomes in Aneura indica St1979-01-01
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Cytology of East Indian grassesP. N. Mehra1982-01-01
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Evaluation of 325 USDA funded projects under the PL 480 ProgramU.S. Dept. of Agriculture, Far Eastern Regional Research Office1985-01-01
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Cytology of orchids of north-west Himalayas[s.n.]1989-01-01
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Ecology, structural adaptations and cultural aspects of some Himalayan orchidsP.N. Mehra1989-01-01