Prance, G. T. & Lovejoy, T. E., eds. (1985) Amazonia. Oxford: Pergamon.

Preston, C. D. (1997) Aquatic Plants in Britain and Ireland. Colchester: Harley Books.

Preston, C. D., Pearman, A. & Dines, T. D., eds. (2002) New Atlas of the British and Irish Flora. Oxford: Oxford University Press.

Price, M. V. & Joyner, J. W. (1997) What resources are available to desert granivores: seed rain or soil seed bank? Ecology, 78, 764-773.

Purcell, J., Brelsford, A. & Kessler, M. (2004) The world's highest forest. American Scientist, 92, 454-461.

Rada, F., Garcia-Nunez, C., Boero, C., et al. (2001)

Low-temperature resistance in Polylepis tarapacana, a tree growing at the highest altitudes in the world. Plant Cell and Environment, 24, 377-381.

Raffaelli, D. (2000) Interactions between macro-algal mats and invertebrates in the Ythan estuary, Aberdeenshire, Scotland. Helgoland Marine Research,

Ratcliffe, R. G. (1997) In vivo NMR studies of the metabolic response of plant tissue to anoxia. Annals ofBotany, 79, 39-48.

Ratter, J. A., Ribeiro, J. F. & Bridgewater, S. (1997) The Brazilian cerrado vegetation and threats to its biodiversity. Annals ofBotany, 80, 223-230.

Reggiani, R., Giussani, P. & Bertani, A. (1990) Relationship between the accumulation of putrescine and the tolerance to oxygen-defecit stress in Gramineae seedlings. Plant Cell Physiology, 31, 489-494.

Reise, K. (2005) Coast of change: habitat loss and transformations in the Wadden Sea. Helgoland Marine Research, 59, 9-21.

Reisigl, H. & Keller, R. (1994) Alpenpflanzen im Lebensraum. Stuttgart: Gustav Fischer.

Renfrew, A. C. (1979) Investigations in Orkney. Reports of the Research Committee of the Society of Antiquaries of London, 38, 234.

Richter-Menge, J., Overland, J., Proshutinsky, A., et al. (2006) State of the Arctic. Seattle: National Oceanic & Atmospheric Administration (NOAA), Pacific Marine Environmental Laboratory.

Rieley, G., Welker, J.M., Callaghan, T. V. & Eglinton, G. (1995) Epicuticular waxes of 2 arctic species: compositional differences in relation to winter snow cover. Phytochemistry, 38, 45-52.

Rieseberg, L.H., Wood, T. E. & Baack, E.J. (2006) The nature of plant species. Nature, 440, 524-527.

Ritchie, J. C. (1987) Postglacial Vegetation of Canada. Cambridge: Cambridge University Press.

Robe, W. E. & Griffiths, H. (1998) Adaptations for an amphibious life: changes in leaf morphology, growth rate, carbon and nitrogen investment, and reproduction during adjustment to emersion by the freshwater macrophyte Littorella uniflora. New Phytologist, 140, 9-23.

Robe, W. E. & Griffiths, H. (2000) Physiological and photosynthetic plasticity in the amphibious, freshwater plant, Littorella uniflora, during the transition from aquatic to dry terrestrial environments. Plant Cell and Environment, 23, 1041-1054.

Rodwell, J., ed. (1992) British Plant Communities. Vol. 3: Grasslands and Montane Communities. Cambridge: Cambridge University Press.

Rodwell, J. S., ed. (1991) British Plant Communities. Vol. 2: Mires and Heaths. Cambridge: Cambridge University Press.

Renning, O. I. (1996) The Flora of Svaldbard. Oslo: Norwegian Polar Institute.

Rousseaux, M. C., Julkunen-Tiitto, R., Searles, P. S., Scopel, A.L., Aphalo, P.J. & Ballare, C. L. (2004) Solar UV-B radiation affects leaf quality and insect herbivory in the southern beech tree Nothofagus antarctica. Oecologia, 138, 505-512.

Roy, V., Bernier, P. Y., Plamondon, A. P. & Ruel, J. C. (1999) Effect of drainage and microtopography in forested wetlands on the microenvironment and growth of planted black spruce seedlings. Canadian Journal of Forest Research-Revue Canadienne de Recherche Forestiere, 29, 563-574.

Palaeoecological insights into the origin of the peculiar flora of the Guayana Highlands. Naturwissenschaften, 91, 139-142.

Rull, V. (2004b) An evaluation of the Lost World and Vertical Displacement hypotheses in the Chimanta Massif, Venezuelan Guayana. Global Ecology and Biogeography, 13, 141-148.

Rundel, P. W. & Dillon, M. O. (1998) Ecological patterns in the Bromeliaceae of the lomas formations of coastal Chile and Peru. Plant Systematics and Evolution, 212, 261-278.

Rundgren, M. (1998) Early-Holocene vegetation of northern Iceland: pollen and plant macrofossil evidence from the Skagi peninsula. Holocene, 8,

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