condition mean min max Sterile Leaflet 1.41893 0.0 3.08696 Fertile Leaflet with Sori 1.5417333333333334 0.0 3.18499 Primary Rachis 2.2267033333333335 0.0 4.06213 Petiole 2.4407900000000002 0.0 4.61878 Root 1.0580100000000001 0.0 3.17403