condition mean min max Sterile Leaflet 0.13722633333333334 0.0 0.206508 Fertile Leaflet with Sori 0.6751436666666667 0.0 1.49045 Primary Rachis 0.268221 0.0 0.450059 Secondary Rachis 1.527987 0.576981 2.12032 Petiole 2.0068930000000003 0.506209 4.44728 Crozier 0.51582 0.0 1.30996 Root 0.848255 0.46389 1.55083