condition mean min max Sterile Frond 1.99932 1.4979 2.38386 Fertile Frond 1.713749 0.837517 2.37797 Young Stem with Root 2.5592486666666665 0.802396 5.18908 Mature Stem with Root 1.729752 0.876316 2.33325 Root 1.1641713333333334 0.946094 1.31813