condition mean min max Sterile Leaflet 0.10912300000000001 0.0 0.327369 Fertile Leaflet with Sori 0.642644 0.0 1.77405 Primary Rachis 0.34565666666666667 0.0 1.03697 Secondary Rachis 0.378418 0.0 0.995382 Petiole 0.0 0.0 0.0 Crozier 0.052038 0.0 0.156114 Root 3.99854 1.51877 8.23428