condition mean min max Sterile Frond 2.4634300000000002 2.04118 2.90309 Fertile Frond 2.7204099999999998 2.09435 3.40637 Young Stem with Root 3.54903 2.99207 3.93857 Mature Stem with Root 3.526213333333333 3.17338 3.86036 Root 2.153373333333333 1.38769 3.00317