condition mean min max Sterile Leaflet 0.70505 0.0 2.11515 Fertile Leaflet with Sori 1.5266366666666666 0.0 4.57991 Primary Rachis 0.8407 0.0 2.5221 Secondary Rachis 12.818866666666667 0.0 38.4566 Petiole 0.0 0.0 0.0 Crozier 0.062528 0.0 0.187584 Root 0.0 0.0 0.0