condition mean min max Sterile Frond 11.394091333333334 0.367474 33.3613 Fertile Frond 0.8832420000000001 0.0 2.37224 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.127575 0.0 0.382725 Root 0.12788533333333332 0.0 0.24517