condition mean min max Sterile Leaflet 0.685141 0.0 1.18441 Fertile Leaflet with Sori 2.9902433333333334 1.66953 5.47025 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.59722 0.0 1.04868 Petiole 0.16689433333333334 0.0 0.500683 Crozier 0.0 0.0 0.0 Root 1.99769 1.44558 2.72314