condition mean min max Sterile Leaflet 0.07212566666666667 0.0 0.216377 Fertile Leaflet with Sori 0.0 0.0 0.0 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 7.450499 0.244604 21.2685