condition mean min max Sterile Leaflet 0.635686 0.0 1.06352 Fertile Leaflet with Sori 3.52783 1.76376 5.47462 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.6162053333333333 0.168232 1.0043 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 20.40368 2.59344 42.415