condition mean min max Sterile Leaflet 0.3631939 0.0466087 0.906613 Mature Sterile Leaflet 0.075992 0.0 0.227976 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.036303999999999996 0.0 0.108912 Rhizome 8.377278333333333 0.665425 15.8275 Stolon 0.6104423333333333 0.395951 0.927234 Stolon with Root 0.18866633333333335 0.121785 0.272446