condition mean min max Sterile Frond 2.3654333333333333 1.44643 3.44814 Fertile Frond 2.11116 1.44289 2.70241 Young Stem with Root 2.70816 1.68606 4.01134 Mature Stem with Root 1.73587 1.43875 1.91413 Root 0.8704253333333334 0.681254 1.20751