condition mean min max Sterile Frond 0.300275 0.0 0.766242 Fertile Frond 4.0360499999999995 0.78762 9.79511 Young Stem with Root 0.189025 0.0 0.567075 Mature Stem with Root 0.22628933333333334 0.0 0.678868 Root 6.057217 0.150679 17.2397