condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.022744766666666666 0.0 0.0682343 Petiole 0.0242339 0.0 0.0727017 Crozier 5.207296666666667 1.92085 9.91586 Root 0.0 0.0 0.0