condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.117045 0.0 0.351135 Primary Rachis 0.59416 0.0 1.78248 Petiole 0.0 0.0 0.0 Root 8.476439 0.440397 21.5768