condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.018438633333333333 0.0 0.0553159 Primary Rachis 0.08830099999999999 0.0 0.163817 Secondary Rachis 0.0316627 0.0 0.0949881 Petiole 0.0352666 0.0 0.0577198 Crozier 28.858233333333335 17.4745 36.7718 Root 30.544533333333334 17.2251 37.5583