condition mean min max Sterile Leaflet 0.26743710000000004 0.0309473 0.540734 Fertile Leaflet with Sori 1.83954 1.44774 2.17846 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.14338826666666665 0.0599481 0.2743 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.017490366666666667 0.0 0.0524711