condition mean min max Sterile Leaflet 0.10532933333333333 0.0 0.315988 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.11664000000000001 0.0 0.34992 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 2.73707 1.71382 4.59309