condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 2.9687633333333334 0.0 7.86107 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.11579833333333334 0.0 0.347395 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Stolon 0.0 0.0 0.0 Stolon with Root 0.0 0.0 0.0