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 6.260656666666667 0.0 11.4425 Stolon 2.53113 0.0 3.92819 Stolon with Root 2.1703566666666667 0.0 6.51107