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 0.014017933333333335 0.0 0.0420538 Stolon 0.0 0.0 0.0 Stolon with Root 2.7815296666666667 0.380239 4.86682