condition mean min max Young Sterile Leaflet 1.6401266666666665 0.0 4.92038 Mature Sterile Leaflet 3.34114 1.4028 4.86359 Fertile Leaflet with Sori 1.309855 0.0 3.31593 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Meristem 0.0 0.0 0.0 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