condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.018863033333333334 0.0 0.0565891 Young Stem with Root 8.165723333333332 0.0 14.5581 Mature Stem with Root 0.3951713333333333 0.0 0.884505 Root 0.17832599999999998 0.0 0.395014