condition mean min max Sterile Leaflet 2.30121 1.40521 3.29169 Fertile Leaflet with Sori 2.0355236666666667 0.527371 3.5508 Primary Rachis 2.928 2.52801 3.47108 Petiole 1.950966 0.960528 3.12932 Crozier 1.92437 1.14547 3.26505 Rhizome 3.0553033333333333 2.18484 3.53644 Root 2.33367 1.06692 3.36151