condition mean min max Sterile Frond 8.57964 1.76997 20.2278 Fertile Frond 5.633968333333334 0.392395 15.4878 Young Stem with Root 2.0062516666666665 0.469634 4.94471 Mature Stem with Root 1.2235993333333333 0.0 3.48614 Root 0.14621679999999998 0.0 0.356942