condition mean min max Sterile Leaflet 2.43536 2.027 3.07228 Fertile Leaflet with Sori 1.7826333333333333 1.47086 2.1555 Primary Rachis 2.90347 2.56612 3.28656 Petiole 2.98829 2.50844 3.41472 Root 1.1212398533333332 0.00663956 2.09509