condition mean min max Sterile Frond 2.3474882999999998 0.0874339 6.79529 Fertile Frond 1.9721473 0.0793949 5.41526 Young Stem with Root 3.1464451333333336 0.0589644 8.75393 Mature Stem with Root 2.1942646666666668 0.0 5.62127 Root 2.581714 0.0 7.49359