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 0.10844466666666668 0.0 0.204518 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 4.733746666666667 0.0 7.74239 Stolon 0.13894600000000001 0.0 0.213926 Stolon with Root 0.26195799999999997 0.0 0.401923