condition mean min max Young Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 3.71537 0.0 7.22238 Fertile Leaflet with Sori 0.530396 0.0 1.28979 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.19251966666666667 0.0 0.577559 Petiole 0.0 0.0 0.0 Meristem 1.856297 0.366511 2.8727 Rhizome 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Young Root 1.5291633333333332 0.0 2.4714 Mature Root 6.679803333333334 0.0 16.8961