Multivariate analysis can be defined as an analysis in which many variables are examined simultaneously. These types of analyses are invaluable in many scientific fields in which patterns and trends in complex systems must be studied. Multivariate analysis is used in community ecology and paleoecology to summarize patterns of variation between and within different communities so as to allow the ecologist to describe the major patterns and interpret the cause of variation. Some examples of plant paleoecological studies which have used multivariate techniques are Oltz (1969, 1971), Clapham (1971), Robichaux and Taylor (1977), Pheifer (1979), Spicer and Hill (1979), Frederickson (1981), Phillips and DiMichele (1981), Boulter and Hubbard (1982), LaPasha and Miller (1984), Farley and Dilcher (1986), and Kovach (1985, 1987).