condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 0.07324033333333334 0.0 0.219721 Fertile Leaflet with Sori 10.53577 3.58546 20.453 Petiole 0.13198533333333332 0.0 0.395956 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