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  • TITLE
  • CERTIFICATE
  • DECLARATION
  • DEDICATION
  • ACKNOWLEDGEMENT
  • CONTENTS
  • I. INTRODUCTION
  • II. MATERIALS AND METHODS
  • DRAWING AND PHOTOGRAPHY
  • CALCULATIONS
  • TERMINOLOGY
  • TABLE - 1 STAINING PROCEDURES EMPLOYED FOR THE LOCALIZATION OF DIFFERENT CELL METABOLITES
  • III. OBSERVATIONS
  • 1. LEAF
  • i EPIDERMAL STRUCTURES
  • (a) EPIDERMIS
  • (b) MATURE STOMATA
  • (c) STOMATAL ONTOGENY
  • Fig.1 (1 - 10) Epidermal peels of lamina showing stomatal diversity
  • Fig.2 (1 - 12) Epidermal peels of lamina showing stornatal diversity
  • Fig.3 (1 - 10) Epidermal peels of lamina showing stomatal diversity
  • Fig.4 (1 - 12) Epidermal peels of lamina showing stomatal diversity
  • Fig.5 (1 - 13) Epidermal peels of lamina showing stomatal diversity
  • Fig.6 (1 - 11) Epidermal peels of lamina showing stomatal diversity
  • Fig.7 (1 -11) Epidermal peels of lamina showing stomatal diversity
  • Fig.8 (1 -12) Epidermal peels of lamina showing different stages of stomatal ontogeny
  • ii LEAF ARCHITECTURE
  • Fig.9 Cleared leaves showing venation pattern
  • Fig.10 Cleared leaves showing venation pattern
  • Fig.11 Cleared leaves showing venation pattern
  • Fig.12 Cleared leaves showing venation pattern
  • Fig.13 Cleared leaves showing venation pattern
  • Fig.14 Cleared leaves showing venation pattern
  • Fig.15 Cleared leaves showing venation pattern
  • Fig.16 Cleared leaves showing venation pattern
  • Plate -1. 1 - 6 Direct photographs of cleared leaves showing architecture
  • Plate - 2. 1 - 4 Direct photographs of cleared leaves showing architecture
  • Plate -3. 1 - 6 Microphotographs of cleared leaves showing venation pattern
  • Plate - 4. 1 - 6 Microphotographs of cleared leaf of Striga gesnsrioides, (Willd.) Vatke showing venation pattern
  • iii PALISADE RATIO
  • TABLE 5: DATA ON PALISADE RATIO
  • iv HISTOCHEMISTRY OF FOLIAR EPIDERMIS
  • 2. NODAL AND INTERNODAL VESSEL ELEMENTS
  • Fig.17. (1 - 2 6) Internodal vessels showing different features
  • Fig.18 (1 - 70) Internodal vessels showing different features
  • Fig.19 (1 - 3 7) Internodal vessels showing different features
  • Fig.20 (1 - 24) Internodal vessels showing different features
  • Fig.21 (1 - 25) Internodal vessels showing different features
  • Fig.22 (1 - 48) Internodal vessels showing different features
  • Fig.23 (1 - 38) Internodal vessels showing different features
  • Fig.24 (1 - 91) Nodal vessels showing different features
  • Plate 13. Microphotographs of internodal vessels showing different features
  • Plate 14. Microphotographs of internodal vessels showing different features
  • 3. PALYNOLOGY
  • Fig - 25. Palynograms of different species of Scrophulariaceae
  • Fig - 26. Palynograms of different species of Scrophulariaceae
  • Fig - 27. Palynograms of different species of Scrophulariaceae
  • Fig - 28. Palynograms of different species of Scrophulariaceae
  • Fig - 29. Palynograrns of different species of Scrophulariaceae
  • Fig - 30. Palynograms of different species of Scrophulariaceae
  • Plate - 15. Scanning electron micrographs of pollen grains
  • Plate - 16. Scanning electron micrographs of pollen grains
  • Plate - 17. Scanning electron micrographs of pollen grains
  • Plate - 18. Scanning electron micrographs of pollen grains
  • Plate 19. Scanning electron micrographs of pollen grains
  • Plate - 20. Light micrographs of pollen grains
  • 4. SEED MORPHOLOGY
  • Plate 21. Scanning electron micrographs of seeds
  • Plate 22. Scanning electron micrographs of seeds
  • Plate 23. Scanning electron micrographs of seeds
  • Plate 24. Scanning electron micrographs of seeds
  • Plate 25. Scanning electron micrographs of seeds
  • Plate 26. Scanning electron micrographs of seeds
  • Plate 27. Scanning electron micrographs of seeds
  • Plate 28. Scanning electron micrographs of seeds
  • Plate 29. Scanning electron micrographs of seeds
  • Plate 30. Scanning electron micrographs of seeds
  • Plate 31. Scanning electron micrographs o f seeds
  • Plate 32. Scanning electron micrographs of seeds
  • Plate 33. Scanning electron micrographs of seeds
  • Plate 34. Scanning electron micrographs of seeds
  • IV. DISCUSSION
  • SIGNIFICANCE OF VARIATIONS IN THE VEGETATIVE CHARACTERS
  • HISTOCHEMISTRY OF FZOLIAR EPIDERMIS AND ITS SIGNIFICANCE
  • PALYNOLOGY AND ITS SYSTEMATIC SIGNIFICANCE
  • SEED MORPHOLOGY AND TAXONOMY
  • SYSTEMATIC CONSIDERATION
  • V. SUMMARY AND CONCLUSION
  • VI. LITERATURE CITED
  • APPENDIX - I
  • ABBREVIATIONS