condition mean min max Sterile Leaflet 1.464551 0.803871 2.70484 Fertile Leaflet with Sori 0.35720166666666664 0.130867 0.808564 Primary Rachis 0.967788 0.654344 1.23987 Petiole 1.2199223333333333 0.773447 1.86011 Crozier 2.58763 2.20759 3.24136 Rhizome 2.59493 1.16732 4.91523 Root 0.0 0.0 0.0