condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 8.221617 0.865261 22.1603 Young Stem with Root 50.187306 0.380918 102.931 Mature Stem with Root 4.08988 1.72396 7.1348 Root 1.1092426666666668 0.0 2.96769