condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 2.2249466666666664 0.0 6.67484 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.034119000000000003 0.0 0.102357 Root 0.29973533333333335 0.0 0.669923