condition mean min max Young Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 3.249423333333333 0.0 8.02516 Fertile Leaflet with Sori 1.3023933333333333 0.0 3.90718 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