condition mean min max Sterile Frond 1.3138951 0.0999443 3.72953 Fertile Frond 4.019341 0.234053 10.1497 Young Stem with Root 1.63168 0.0 4.89504 Mature Stem with Root 1.2142093333333333 0.838798 1.78283 Root 3.5782233333333333 0.143519 10.3635