SEARCH

SEARCH BY CITATION

References

  • Bergfeld, R., Hong, Y-N., Kühni, T. & Schopfer, P. (1978). Formation of oleosomes (storage lipid bodies) during embryogenesis and their breakdown during seedling development in cotyledons of Sinapis alba L. Planta (Berlin), 143, 297307.
  • Bonnet, A. L-M. (1957). Contribution à l'étude des Hydropteridees. III. Recherches sur Azolla filiculoides Lamk. Revue Cytologie et Biologie Vegetale, 28, 188.
  • Boyde, A. & Wood, C. (1969). Preparation of animal tissues for surface scanning electron microscopy. Journal of Microscopy, 90, 221249.
  • Buchen, B. & Sievers, A. (1978a). Megasporogenese von Selaginella. I. Ultrastructurelle und cyto-chemische Untersuchungen zur Sekretion von Polysacchariden. Protoplasma, 96, 293317.
  • Buchen, B. & Sievers, A. (1978b). Megasporogenese von Selaginella. II. Ultrastructurelle und cyto-chemische Untersuchungen zur Sekretion von Lipiden. Protoplasma, 96, 319328.
  • Butler, V., Bornman, C. H. & Jensen, W. A. (1979a). Welwitschia mirabilis: fine structure of the germinating seed. II. Cytochemistry of gametophyte and feeder. Zeitschrift für Pflanzenphysiologie, 91, 197210.
  • Butler, V., Bornman, C. H. & Jensen, W. A. (1979b). Welwitschia mirabilis: fine structure of the germinating seed. III. The quiescent gametophyte. Zeitschrift für Pflanzenphysiologie, 91, 399413.
  • Campbell, D. L. (1893). On the development of Azolla filiculoides Lam. Annals of Botany, 7, 155187.
  • Carr, K. E. (1971). Applications of scanning electron microscopy in biology. International Review of Cytology, 30, 183255.
  • Davey, J. E. & Van Staden, J. (1978). Ultrastructural aspects of reserve protein deposition during cotyledonary cell development in Lupinus albus. Zeitschrift fur Pflanzenphysiologie, 89, 259271.
  • Demalsy, P. (1954). Le sporophyte d'Azolla nilotica. La Cellule, 56, 160.
  • Demalsy, P. (1958). Nouvelles recherches sur le sporophyte d'Azolla. La Cellule, 59, 233268.
  • Dickinson, H. G. & Bell, P. R. (1973). The identification of sporopollenin in sections of resin-embedded tissues by controlled acetolysis. Stain Technology, 48, 1722.
  • Duckett, J. G., Toth, R. & Soni, S. L. (1975). An ultrastructural study of the Azolla, Anabaena azollae relationship. New Phytologist, 75, 111118.
  • Duncan, R. E. (1940). The cytology of sporangium development in Azolla filiculoides. Bulletin Torrey Botanical Club, 67, 391412.
  • Eames, A. J. (1936). The Morphology of Vascular Plants, Lower Groups. McGraw-Hill, New York .
  • Erdtman, G. (1962). Pollen Morphology and Plant Taxonomy, Angiosperms. Stockholm .
  • Feder, N. & O'Brien, T. P. (1968). Plant microtechnique: some principles and new methods. American Journal of Botany, 55, 123142.
  • Fowler, K. (1975a). Megaspores and massulae of Azolla prisca from the Oligocene of the Isle of Wight. Palaeontology, 18, 483507.
  • Fowler, K. (1975b). An escape mechanism for spermatozoids in Azolla massulae. American Fern Journal, 65, 710.
  • Fowler, K. & Stennett-Willson, J. (1978). Sporoderm architecture in modern Azolla. Fern Gazette, 11, 405412.
  • Godwin, H. (1975). The History of the British Flora: a Factual Basis for Phytogeography, 2nd edn. Cambridge University Press.
  • Gunning, B. E. S. (1978). Age-related and origin-related control of the numbers of plasmodesmata in cell walls of developing Azolla roots. Planta (Berlin), 143, 181190.
  • Gunning, B. E. S., Hughes, J. E. & Hardham, A. R. (1978). Formative and proliferative cell divisions, cell differentiation and developmental changes in the meristem of Azolla roots. Planta (Berlin), 143, 121144.
  • Gunning, B. E. S., Hardham, A. R. & Hughes, J. E. (1978a). Pre-prophase bands of microtubules in all categories of formative and proliferative cell division in Azolla roots. Planta (Berlin), 143, 145160.
  • Gunning, B. E. S., Hardham, A. R. & Hughes, J. E. (1978b). Evidence for initiation of microtubules in discrete regions of the cell cortex in Azolla root-tip cells, and an hypothesis on the development of cortical arrays of microtubules. Planta (Berlin), 143, 161180.
  • Hall, J. W. (1969). Studies on fossil Azolla: primitive types of megaspores and massulae from the Cretaceous. American Journal of Botany, 56, 11731180.
  • Hall, J. W. & Swanson, N. P. (1968). Studies on fossil Azolla: Azolla montana, a Cretaceous mega-spore with many small floats. American Journal of Botany, 55, 10551061.
  • Hannig, E. (1911). Uber die Bedeutung der Periplasmodien. 2. Die Bilding der Massulae von Azolla. Flora (Jena), 102, 243278.
  • Humphreys, W. J., Wodzicki, T. J. & Paulin, J. J. (1973). Fractographic studies of plastic embedded cells by scanning electron microscopy. Journal of Cell Biology, 56, 876880.
  • Kay, D., (Ed.), (1967). Techniques for Electron Microscopy. Oxford and London.
  • Kempf, E. K. (1969a). Elektronenmikroskopie der Sporodermis von kanozoischen Megasporen der Wassenfarn Gattung Azolla. Paldontographica Zeitschrift, 43, 95108.
  • Kempf, E. K. (1969b). Elektronenmicroskopie der Megasporen von Azolla tegeliensis aus dem Altpleistozan der Niederlande. Paldontographica, B 128, 167179.
  • Kempf, E. K. (1973). Transmission electron microscopy of fossil spores. Palaeontology, 16, 787797.
  • Konar, R. N. & Kapoor, R. J. (1972). Anatomical Studies of Azolla pinnata. Phytomorphology, 22, 211223.
  • Konar, R. N. & Kapoor, R. J. (1974). Embryology of Azolla pinnata. Phytomorphology, 24, 228261.
  • Miller, C. & Duckett, J. G. (1979). A study of stelar ultrastructure in the heterosporous water fern Marsilea quadrifolia L. Annals of Botany, 44, 231238.
  • Morrison, I. N., Kuo, J. & O'Brien, T. P. (1975). Histochemistry and fine structure of developing wheat aleurone cells. Planta (Berlin), 123, 105116.
  • Neumann, D. & Weber, E. (1978). Formation of protein bodies in ripening seeds of Vicia faba L. Biochemie Physiologie Pflanzen, 173, 167180.
  • Paulson, R. E. & Srivastava, L. M. (1968). The fine structure of the embryo of Lactuca sativa. I. Dry embryo. Canadian Journal of Botany, 46, 14371445.
  • Pearce, A. G. E. (1968). Histochemistry, Theoretical and Applied, 3rd edn. Vol. 1. Churchill, London .
  • Peters, G. A., Toia, R. E., Raveed, N. J. & Levine, N. J. (1978). The Azolla-Anabaena relationship. VI. Morphological aspects of the association. New Phytologist, 80, 583593.
  • Pettitt, J. M. (1979). Ultrastructure and cytochemistry of spore wall morphogenesis. In: The Experimental Biology of Ferns (Ed. by A. F.Dyer), Chap. 7. Academic Press, London .
  • Rao, H. S. (1935). The structure and life history of Azolla pinnata R. Brown with remarks on the fossil history of the Hydropteridae. Proceedings of the Indian Academy of Science, 2, 175200.
  • Reynolds, E. S. (1963). The use of lead citrate at high pH as an electron-opaque stain in electron microscopy. Journal of Cell Biology, 17, 208212.
  • Robert, D. (1973). Le gamétophyte male de Selaginella kraussiana (Kunze) A. Br. organisation et développement. Étude en microscopie electronique. Annales des Sciences Naturelles Botanique et Biologie Vegetale, 14, 465504.
  • Rost, T. L. (1972). The ultrastructure and physiology of protein bodies and lipids from hydrated dormant and non-dormant embryos of Setaria lutescens (Gramineae). American Journal of Botany, 59, 607616.
  • Sievers, A. & Buchen, B. (1970). Cber den Feinbau der wachsenden Megaspore von Selaginella. Protoplasma, 71, 267279.
  • Smith, C. G. (1974). The ultrastructural development of spherosomes and oil bodies in the developing embryo of Crambe abyssinica. Planta (Berlin), 119, 125142.
  • Strasburger, E. (1873). Uber Azolla. Friedrich von Zezschwitz, Jena .
  • Sud, S. R. (1935). A preliminary note on the study of Azolla pinnata R. Br. Journal of the Indian Botanical Society, 13, 189196.
  • Sweet, A. R. & Hills, L. V. (1976). Early Tertiary species of Azolla subg. Azolla sect. Kremastospora from western and arctic Canada. Canadian Journal of Botany, 54, 334351.
  • Thomas, D. W. (1976). Reproductive Biology of Selected Lycopsida. Ph.D. Thesis, University of Wales.
  • Trivedi, B. S. & Verma, C. L. (1971). Contributions to the knowledge of Azolla indica. Palaeonto-graphica, B. 136, 7182.
  • Tryon, A. F. & Lugardon, B. (1978). Wall structure and mineral content in Selaginella spores. Pollen et Spores, 20, 315340.
  • Warmbrodt, R. D. & Evert, R. F. (1979). Comparative leaf structure of six species of heterosporous fern. Botanical Gazette, 139, 393429.
  • Werker, E. & Vaughan, J. G. (1974). Anatomical and ultrastructural changes in aleurone and myrosin cells of Sinapis alba during germination. Planta (Berlin), 116, 243255.