condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.11195100000000001 0.0 0.335853 Young Stem with Root 0.948522 0.0 2.22347 Mature Stem with Root 1.0902486666666666 0.352626 1.68954 Root 11.762023000000001 0.885049 25.914