condition mean min max Sterile Leaflet 1.226438 0.148684 2.26796 Fertile Leaflet with Sori 3.164987333333333 0.128198 8.46164 Primary Rachis 0.45746593333333335 0.0495458 0.708399 Petiole 0.7158486000000001 0.0742238 1.83424 Root 0.10469490000000001 0.0 0.248622