condition mean min max Sterile Leaflet 1.324355 0.267925 2.17753 Fertile Leaflet with Sori 3.30652 2.05441 4.50152 Primary Rachis 4.8402899999999995 4.2484 5.40049 Petiole 5.146026666666667 3.77961 6.41911 Crozier 0.845927 0.768181 0.954948 Rhizome 2.0962266666666665 1.52622 2.72619 Root 1.028905 0.71793 1.46807