condition mean min max Sterile Leaflet 0.03314516666666666 0.0 0.0994355 Fertile Leaflet with Sori 3.4583233333333334 2.53736 4.34199 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0284872 0.0 0.0854616