condition mean min max Sterile Leaflet 20.50185 4.55105 30.8011 Fertile Leaflet with Sori 12.98611 5.86383 16.7982 Primary Rachis 4.689843333333333 2.8424 7.91934 Petiole 3.50241 1.22044 6.63158 Root 3.616963333333333 0.0 6.07569