condition mean min max Sterile Leaflet 0.083606 0.0 0.250818 Fertile Leaflet with Sori 1.9208613333333333 0.377544 3.19949 Primary Rachis 0.1504916666666667 0.0700949 0.30775 Secondary Rachis 4.86676 2.22127 6.97322 Petiole 0.0 0.0 0.0 Rhizome 0.056375 0.0 0.169125 Root 0.0214211 0.0 0.0642633