condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.0659252 0.0 0.101531 Young Stem with Root 2.21917 0.0 6.65751 Mature Stem with Root 0.5800066666666667 0.0 1.74002 Root 0.028387833333333334 0.0 0.0851635