condition mean min max Sterile Leaflet 2.38467 1.84502 2.99414 Fertile Leaflet with Sori 2.2455629999999998 0.707559 3.88998 Primary Rachis 0.7270099999999999 0.0 2.18103 Secondary Rachis 0.3134073333333333 0.109254 0.473829 Petiole 0.37691 0.0 1.13073 Crozier 0.8344323333333333 0.266733 1.48176 Root 1.2074253333333334 0.299876 1.88814