condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 7.153935333333333 0.874056 12.7836 Rhizome 0.0 0.0 0.0 Stolon 0.41750333333333334 0.0 0.828868 Stolon with Root 0.0 0.0 0.0