condition mean min max Young Sterile Leaflet 0.3454466666666667 0.0 1.03634 Mature Sterile Leaflet 2.41634 0.0 5.5049 Fertile Leaflet with Sori 0.3683133333333333 0.0 1.10494 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Meristem 0.29329666666666665 0.0 0.87989 Rhizome 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Young Root 0.0 0.0 0.0 Mature Root 0.0 0.0 0.0