condition mean min max Sterile Leaflet 0.0924034 0.0413749 0.19087 Fertile Leaflet with Sori 0.0830428 0.0 0.2041 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.2510408333333334 0.0342085 0.61123 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 3.24001 0.0 9.72003