condition mean min max Sterile Leaflet 7.9460299999999995 6.13254 11.4522 Fertile Leaflet with Sori 4.646186666666667 3.68833 6.51207 Primary Rachis 3.7582500000000003 2.28385 5.1199 Secondary Rachis 2.38486 1.37786 3.58013 Petiole 1.757551 0.996003 2.30687 Crozier 3.84409 3.08223 4.24487 Root 3.0103466666666665 1.91003 4.70763