condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 2.59998 0.0 7.79994 Fertile Leaflet with Sori 1.4662646666666665 0.0 4.05465 Petiole 0.0 0.0 0.0 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