condition mean min max Sterile Leaflet 1.4494642333333334 0.0736427 2.31881 Fertile Leaflet with Sori 1.3488893333333334 0.599078 1.98073 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.640367 0.132585 1.56464 Petiole 0.0244938 0.0 0.0734814 Crozier 0.0 0.0 0.0 Root 3.8045839999999997 0.317412 7.67486