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 2.9359933333333332 1.55414 4.808 Stolon 0.0 0.0 0.0 Stolon with Root 0.28720033333333334 0.0 0.861601