condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 2.7012753333333333 0.0 7.95905 Fertile Leaflet with Sori 0.9953591333333333 0.0663674 1.89044 Petiole 0.019255366666666666 0.0 0.0577661 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