condition mean min max Sterile Leaflet 16.635023999999998 0.279072 27.2472 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 0.201738 0.0 0.605214 Root 0.0 0.0 0.0