condition mean min max Sterile Leaflet 3.5814399999999997 1.02701 6.06841 Fertile Leaflet with Sori 2.4055 1.30875 3.35613 Primary Rachis 2.0127843333333333 0.268853 4.75055 Secondary Rachis 1.5212366666666668 0.0 3.10469 Petiole 1.1129499999999999 0.349175 2.46717 Crozier 2.83394 1.63224 4.19552 Root 0.828714 0.0 1.60336