condition mean min max Sterile Frond 0.55508 0.0 1.66524 Fertile Frond 2.2782033333333334 0.0 6.83461 Young Stem with Root 0.0139694 0.0 0.0419082 Mature Stem with Root 0.0 0.0 0.0 Root 0.0 0.0 0.0