Model

C. angustifolium subsp. circumvagum

C. angustifolium

C. conspersum

C. latifolium

Average value

Rectangular hyperssions model

0.162

0.181

0.156

0.093

0.148

Nonrectangular hyperssions model

0.031

0.038

0.017

0.058

0.036

Exponential model

0.053

0.040

0.038

0.112

0.061

Modified model of rectangular hyperbola

0.001

0.015

0.008

0.073

0.024

Average value

0.062

0.068

0.055

0.084