condition mean min max Young Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 2.7860766666666668 0.0 8.35823 Fertile Leaflet with Sori 0.20218499999999998 0.0 0.606555 Primary Rachis 0.045975999999999996 0.0 0.137928 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Meristem 0.3959433333333333 0.0 1.18783 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