condition mean min max Sterile Leaflet 4.3950613 0.0555469 13.0416 Fertile Leaflet with Sori 1.553078 0.0 3.83634 Primary Rachis 0.03523713333333333 0.0 0.0843906 Petiole 0.0085488 0.0 0.0256464 Crozier 0.40228166666666665 0.132078 0.615264 Rhizome 0.11780499999999999 0.0 0.329995 Root 0.0 0.0 0.0