condition mean min max Sterile Leaflet 2.8719400000000004 0.0 7.10303 Fertile Leaflet with Sori 2.916297 0.262571 4.54417 Primary Rachis 3.1362900000000002 1.63608 6.07124 Secondary Rachis 4.916903333333333 2.83702 7.41061 Petiole 2.6585476666666668 0.186373 5.01071 Crozier 1.6576963333333334 0.964309 2.79115 Root 0.283686 0.0 0.851058