condition mean min max Sterile Leaflet 7.0594 0.0 10.7721 Fertile Leaflet with Sori 0.14750866666666665 0.0 0.442526 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.263593 0.0 0.589651