condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 2.4929433333333333 0.0 7.47883 Fertile Leaflet with Sori 1.0199766666666668 0.0 3.05993 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Stolon 0.0 0.0 0.0 Stolon with Root 0.0 0.0 0.0