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Botanical Studies

Table 1 Linear discriminant (LD) axis loadings of 14 morphological characteristics measured in Blepharis plants from three populations in Jordan

From: Integrating morphological characters, molecular markers, and distribution patterns to assess the identity of Blepharis species from Jordan

Trait LD axis 1 LD axis 2 F P value
Leaf
 Length − 0.068 0.211 1.9 0.161
 Width − 0.140 − 0.687 0.4 0.644
 # Teeth per margin − 0.120 − 0.272 0.2 0.806
Spike
 Internode length 2.007 1.249 169.3 < 0.001
 Bract length 0.628 − 0.450 20.6 < 0.001
 Bract width − 1.717 1.076 134.7 < 0.001
 # of veins per bract − 0.352 0.257 14.9 < 0.001
 # of lateral spines per bract side − 0.017 − 1.296 57.3 < 0.001
 Length of the longest lateral spine − 0.081 − 1.335 43.9 < 0.001
Anterior stamen
 Filament length − 0.284 − 0.873 1.6 0.209
 Anther length − 0.040 − 0.190 0.1 0.944
 Appendage length 0.149 0.466 1.3 0.274
Posterior stamen
 Filament length 0.282 0.429 0.02 0.983
 Anther length − 0.058 0.142 0.6 0.528
  1. Larger F values represent stronger differentiation among Blepharis groups and significant P values are in italics
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