Table 1 Results of statistical analysis based on our expanded database (n = 503).

From: Different hydrogen isotope fractionations during lipid formation in higher plants: Implications for paleohydrology reconstruction at a global scale

Category

Type

Mean(‰)

sd

P-values

 

herbaceous plants

−192

32

grasses(monocots)

  

plant life forms

    

P < 0.001

 
 

shrubs and trees

−168

30

   
    

forbs and herbs(dicots)

 

P < 0.001

 

dicots

−167

29

   

plant taxonomies

    

P = 0.317

 
 

monocots

−202

28

shrubs and trees(dicots)

  
  1. Values are the mean of different life forms or plant taxonomic lineages, sd = standard deviation of the mean. Statistical differences in δD among types were calculated using a one-way ANOVA. P-values of these analyses are presented in the table.
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