condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 5.463297666666667 0.0 15.7976 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.083715 0.0 0.251145 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.42308466666666666 0.0 0.983837