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Fig. 5 | Forest Ecosystems

Fig. 5

From: Understorey phylogenetic diversity in thermophilous deciduous forests: overstorey species identity can matter more than species richness

Fig. 5

Variation of Nearest Taxon Index (NTI) in plots with presence (dark grey) or absence (light grey) of the five target species (CS = Castanea sativa; OC = Ostrya carpinifolia; QC = Quercus cerris; QI = Quercus ilex; QP = Quercus petraea). The significance thresholds for significantly diverging values of NRI and NTI are indicated with dotted lines (+ 1.96 and − 1.96). The symbol * indicates the species for which a significant difference of NTI values according to presence/absence of the species in the overstorey was detected

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