Figure 7. Non-metric multidimensional scaling ordination of tree species composition in Tree Census and presettlement land survey combined at census tract group level, location of group centroids for species are indicated. Species acronyms: ACNE (Acer negundo), ACPL (A. platanoides), ACRU (A. rubrum), ACSA (A. saccharum), ACSI (A. saccharinum), CAOV (Carya ovata), CEOC (Celtis occidentalis), GLTR (Gleditsia triacanthos), JUNI (Juglans nigra), JUVI (Juniperus virginiana), LOMA (Lonicera maackii), PINI (Pinus nigra), PODE (Populus deltoides), PRSE (Prunus serotina), QUAL (Quercus alba), QURU (Q. rubra), QUVE (Q. velutina), QUMA (Q. macrocarpa), RHCA (Rhamnus cathartica), ROPS (Robinia pseudoacacia), TIAM (Tilia americana), ULAM (Ulmus americana), ULPU (U. pumila).