condition mean min max Sterile Leaflet 2.4097443333333333 0.619483 4.36693 Fertile Leaflet with Sori 2.26423 1.34451 3.01499 Petiole 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0