condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.33285600000000004 0.081405 0.684633 Primary Rachis 0.3547397333333333 0.0 0.966738 Secondary Rachis 0.1653232 0.0381256 0.259138 Petiole 0.6432055999999999 0.0842128 1.48565 Crozier 0.0792701 0.0 0.201379 Root 2.5491366666666666 1.21955 3.41017