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The height classes of all individuals and the top five species with important values in the shrub layer of Cydonia oblonga community. (a) All individuals; (b) Cydonia oblonga; (c) Spiraea chinensis; (d) Rhododendron simsii; (e) Serissa serissoides; (f) Rubus corchorifolius. All individuals of shrub species are grouped into 0.50 m size classes of height which expresses as class H1, H2, H3, H4, H5, H6, H7, and H8.
