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 4.2236666666666665 0.0 11.7151 Stolon 0.0 0.0 0.0 Stolon with Root 0.6379199999999999 0.0 1.08727