condition mean min max Sterile Leaflet 6.770173 0.373589 15.2742 Fertile Leaflet with Sori 3.54814 0.0 6.53833 Primary Rachis 4.6759900000000005 0.0 10.9944 Petiole 5.680963333333334 0.0 10.1407 Root 0.0 0.0 0.0