condition mean min max Young Sterile Leaflet 0.022601 0.0 0.067803 Mature Sterile Leaflet 1.9337466666666667 0.0 4.34137 Fertile Leaflet with Sori 0.24670566666666668 0.0 0.740117 Primary Rachis 0.051263 0.0 0.153789 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Meristem 0.10022416666666667 0.0 0.230824 Rhizome 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Young Root 0.0 0.0 0.0 Mature Root 0.0 0.0 0.0