condition mean min max Sterile Frond 4.046503333333333 0.21007 8.73993 Fertile Frond 5.14982 1.07391 11.7645 Young Stem with Root 5.736336666666666 1.19601 14.6623 Mature Stem with Root 3.7301900000000003 1.43916 7.57113 Root 2.52361 0.29708 5.50183