condition mean min max Young Sterile Leaflet 6.856074333333334 0.667533 17.4231 Mature Sterile Leaflet 2.55719 0.0 7.67157 Fertile Leaflet with Sori 4.2943766666666665 2.58922 6.26723 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.112528 0.0 0.179111 Petiole 0.0 0.0 0.0 Meristem 0.19691 0.0 0.59073 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