condition mean min max Sterile Frond 0.0264001 0.0 0.0792003 Fertile Frond 2.118667933333333 0.0 6.30024 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.020864633333333334 0.0 0.0341842 Root 0.2505117333333333 0.0748351 0.584278