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References

  • Armstrong, R. A. (1977). The response of lichen growth to additions of distilled water, rainwater and water from a rock surface. New Phytologist, 79, 373376.
  • Bailey, C. & Larson, D. W. (1982). Water quality and pH effects on Umbilicaria mammulata (Ach.) Tuck. The Bryologist, 85(4), 431437.
  • Boileau, L., Nieboer, E. & Richardson, D. H. S. (1984). Uranium accumulation in the lichen Cladina rangiferina. II. Toxic effects of cationic, neutral and anionic forms of the uranyl ion. Canadian Journal of Botany, 63, 390397.
  • Brown, D. H. & Smirnoff, N. (1978). Observations on the effect of ozone on Cladonia rangiformis. Lichenologist, 10, 9194.
  • Chan, W. H., Tang, A. J. & Lusis, M. A. (1983). Precipitation Concentration and Wet Deposition Fields of Pollutants in Ontario (1981). Report ARB-61-83-ARSP.
  • Farrar, J. F. & Smith, D. C. (1976). Ecological physiology of the lichen Hypogymnia physodes. III. The importance of the rewetting phase. New Phytologist, 77, 115125.
  • Foster, D. R. (1985). Vegetation development following fire in Picea mariana (Black Spruce)-Pleurozium forests of south-eastern Labrador, Canada. Journal of Ecology, 73, 517534.
  • Fritz-Sheridan, R. P. (1985). Impact of simulated acid rains on nitrogenase activity in Peltigera aphthosa and P. polydactyla. Lichenologist, 17, 2731.
  • Hawksworth, D. L. (1971). Lichens as litmus for air pollution. An historical review. International Journal of Environmental Studies, 1, 281296.
  • Hutchinson, T. C. & Scott, M. G. (1987). The response of the feather moss Pleurozium schreberi (Brid.) Mitt, to five years of simulated acid precipitation in the Canadian boreal forest. Canadian Journal of Botany. (In press).
  • Kershaw, K. A. (1977). Studies of lichen-dominated systems. XX. An examination of some aspects of the northern boreal lichen woodlands in Canada. Canadian Journal of Botany, 55, 393410.
  • Kershaw, K. A. & Rouse, W. R. (1971). Studies on lichen-dominated systems. I. The water relations of Cladonia alpestris in spruce-lichen woodland in northern Ontario. Canadian Journal of Botany, 49, 13891399.
  • Larson, D. W. (1978). Patterns of lichen photosynthesis and respiration following prolonged frozen storage. Canadian Journal of Botany, 56, 21192123.
  • Larson, D. W. & Kershaw, K. A. (1975). Measurement of CO2 exchange in lichens: a new method. Canadian Journal of Botany, 53, 15351541.
  • Leblanc, F. & De Sloover, J. (1970). Relation between industrialization and the distribution and growth of epiphytic lichens and mosses in Montreal. Canadian Journal of Botany, 48, 14851496.
  • Leblanc, F. & Rao, D. N. (1973). Evaluation of the air pollution and drought hypothesis in relation to lichens and bryophytes in urban environments. Bryologist, 76, 119.
  • Lechowicz, M. J. (1982). The effects of simulated acid precipitation on photosynthesis in the caribou lichen Cladina stellaris (Opiz.) Brodo. Water, Air and Soil Pollution, 18, 421430.
  • Lechowicz, M. J. & Adams, M. S. (1974a). Ecology of Cladonia lichens. I. Preliminary assessment of the ecology of terricolous lichen-moss communities in Ontario and Wisconsin. Canadian Journal of Botany, 52, 5564.
  • Lechowicz, M. J. & Adams, M. S. (1974b). Ecology of Cladonia lichens. II. Comparative physiology of C. mitts, C. rangiferina and C. uncialis. Canadian Journal of Botany, 52, 411422.
  • Macfarlane, J. D., Kershaw, K. A. & Webber, M. R. (1983). Physiological-environmental interactions in lichens. Xvii. Phenotypic differences in the seasonal pattern of net photosynthesis in Cladina rangiferina. New Phytologist, 94, 217233.
  • Marti, J. (1983). Sensitivity of lichen phycobionts to dissolved air pollutants. Canadian Journal of Botany, 61, 16471653.
  • Mattson, D. E. (1981). Statistics-Difficult Concepts, Understandable Explanations. The C. V. Moseby Company, Toronto .
  • Moser, T. J., Nash, III T. H. & Clark, W. D. (1980). Effects of a long-term field sulfur dioxide fumigation on arctic caribou forage lichens. Canadian Journal of Botany, 58, 22352240.
  • Moser, T. J., Nash, III T. H. & Olafsen, A. G. (1983). Photosynthetic recovery in arctic caribou forage lichens following a long-term field sulfur dioxide fumigation. Canadian Journal of Botany, 61, 367370.
  • Nash III, T. H., Moser, T. J. & Link, S. O. (1980). Non-random variation of gas exchange within arctic lichens. Canadian Journal of Botany, 58, 11811186.
  • Puckett, K. J., Richardson, D. H. S., Flora, W. P. & Nieboer, E. (1974). Photosynthetic 14C fixation by the lichen Umbilicaria mühlenbergii (Ach.) Tuck, following short exposures to aqueous sulfur dioxide. New Phytologist, 73, 11831192.
  • Seaward, M. R. D. (1982). Lichen ecology of changing urban environments in urban ecology. In: Proceedings of the Second European Ecological Symposium (Ed. by R.Bornkamm, J. A.Lee & M. R. D.Seaward), pp. 181189. Blackwell Scientific Publications, Oxford .
  • Scott, M. G. & Larson, D. W. (1985) The effect of winter field conditions on the distribution of two species of Umbilicaria. I. CO2 exchange in reciprocally-transplanted thalli. New Phytologist, 101, 89101.
  • Scott, M. G., Hutchinson, T. C. & Feth, M. (1987). Effects of long-term exposure to simulated acid rain on photosynthesis and growth of boreal forest, caribou-forage lichens. Canadian Journal of Botany. (In press).
  • Skye, E. (1968). Lichens and air pollution. Acta Phytogeographica Suecica, 52, 1123.
  • Skye, E. & Hallberg, I. (1969). Changes in the lichen flora following air pollution. Oikos, 20, 547552.
  • Yarranton, G. A. (1975). Population growth in Cladonia stellaris (Opiz.) Pouz. and Vezda. New Phytologist, 75, 99–110.