condition mean min max Sterile Leaflet 3.6853533333333335 1.6944 6.30126 Fertile Leaflet with Sori 3.85054 2.69545 6.13734 Primary Rachis 4.0045 3.37117 4.43611 Secondary Rachis 4.092639999999999 3.19401 5.56685 Petiole 3.84466 2.65749 5.18604 Crozier 2.35964 1.94449 2.77443 Root 3.0429766666666667 2.54289 3.72771