condition mean min max Sterile Leaflet 0.066813 0.0 0.200439 Fertile Leaflet with Sori 0.0197121 0.0 0.0591363 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 3.342547666666667 0.786849 8.40013