condition mean min max Sterile Frond 2.0451 0.0 6.1353 Fertile Frond 0.6511266666666666 0.0 1.95338 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 1.138759 0.0 3.18743 Root 0.041152 0.0 0.123456