condition mean min max Sterile Leaflet 0.038383 0.0 0.115149 Fertile Leaflet with Sori 0.1514549 0.0835357 0.222464 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.06954466666666666 0.0 0.208634 Crozier 0.11000566666666667 0.0443488 0.217485 Root 4.19432 3.04622 5.75108