condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 33.976416666666665 5.05345 67.2697 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 1.6874403333333334 0.0 4.91425 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.342485 0.0 0.652936