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 5.602067666666667 0.0 16.2133 Stolon 0.0 0.0 0.0 Stolon with Root 0.047525333333333336 0.0 0.142576