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 0.0 0.0 0.0 Rhizome 2.59989 0.0 5.23086 Stolon 0.0 0.0 0.0 Stolon with Root 4.437133333333334 0.0 13.3114