condition mean min max Sterile Leaflet 0.0170415 0.0 0.0511245 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Root 2.3839024666666666 0.0 7.09725