condition mean min max Sterile Leaflet 0.38445666666666667 0.0 1.15337 Fertile Leaflet with Sori 7.17821 0.0 19.8721 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 1.07533 0.0 3.22599 Petiole 0.056169 0.0 0.168507 Crozier 0.19360733333333333 0.0 0.580822 Root 0.10249599999999999 0.0 0.307488