condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 36.973 23.0665 56.3182 Primary Rachis 0.078374 0.0 0.235122 Secondary Rachis 0.082289 0.0604671 0.118894 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.10413586666666666 0.0 0.275408