Model

C. angustifolium subsp. circumvagum

C. angustifolium

C. conspersum

C. latifolium

Average value

Rectangular hyperssions model

0.109

0.196

0.998

0.153

0.364

Nonrectangular hyperssions model

0.051

0.123

0.179

0.394

0.187

Exponential model

0.070

0.226

0.744

0.356

0.349

Modified model of rectangular hyperbola

0.064

0.036

0.728

0.271

0.275

Average value

0.073

0.145

0.662

0.294