condition mean min max Sterile Leaflet 0.056102000000000006 0.0 0.168306 Fertile Leaflet with Sori 4.903856666666667 3.80877 6.4286 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.2889933333333333 0.0 0.694588 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.8455469999999999 0.0 1.90068