condition mean min max Sterile Leaflet 0.29987566666666665 0.0 0.781052 Fertile Leaflet with Sori 0.049295 0.0 0.147885 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 4.415283333333333 3.08164 6.11985