condition mean min max Sterile Leaflet 1.021055 0.475359 2.08476 Fertile Leaflet with Sori 1.986856 0.886708 2.82538 Petiole 0.889105 0.502961 1.33236 Crozier 22.823046666666666 6.58794 36.9955 Rhizome 1.355491 0.277035 3.19913 Root 1.249551 0.270657 2.90911