condition mean min max Sterile Leaflet 0.042708666666666666 0.0 0.128126 Fertile Leaflet with Sori 2.232607333333333 0.638772 3.26537 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 0.0 0.0 0.0