condition mean min max Sterile Leaflet 1.3292899999999999 0.97371 1.93032 Fertile Leaflet with Sori 7.1130700000000004 6.1481 8.47207 Primary Rachis 4.69353 2.21409 7.3158 Secondary Rachis 5.61607 5.04405 6.73781 Petiole 3.11711 2.25585 4.05967 Rhizome 4.11204 1.94046 5.67147 Root 1.4379733333333333 1.16439 1.72724