condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.16589033333333333 0.0 0.497671 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.11596000000000001 0.0 0.34788 Petiole 0.13922633333333334 0.0 0.417679 Crozier 0.0 0.0 0.0 Root 7.514690000000001 0.0 17.5786