condition mean min max Young Sterile Leaflet 0.22869133333333333 0.0 0.686074 Mature Sterile Leaflet 2.893371333333333 0.0 8.465 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.58979 0.0 1.76937 Secondary Rachis 0.40131333333333336 0.0 1.20394 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