condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 13.216299999999999 0.0 39.6489 Primary Rachis 1.0444866666666666 0.0 3.13346 Secondary Rachis 8.272566666666666 0.0 24.8177 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0