condition mean min max Sterile Leaflet 13.75505 3.21294 31.7527 Fertile Leaflet with Sori 10.09926 0.95013 27.7501 Primary Rachis 4.265653333333333 1.23577 8.93648 Petiole 2.076202 0.450806 4.41151 Root 4.208136666666666 0.0 6.58873