Table I.

Mean total gallotannin (GT) and free gallic acid (GA) contents in the rhizome and the rhizospheric soil samples of exotic and native P. australis collected from different populations in Delmarva Peninsula

Different letters on the columns indicate statistically significant difference between isolates. Means with common letters are not significantly different at P ≤ 0.05 according to Duncan's multiple range test. Pop, Population.

GA μm/g FWGT μm/g FW
RhizomeRhizospheric SoilRhizomeRhizospheric Soil
Native
    Pop 18.70 ± 0.42 c5.80 ± 0.28 d41.30 ± 0.99 c23.80 ± 0.85 b
    Pop 211.20 ± 1.41 c7.40 ± 0.28 cd22.20 ± 7.64 c21.56 ± 4.19 b
    Pop 39.90 ± 1.56 c7.60 ± 1.41 cd38.45 ± 17.47 c35.95 ± 1.20 b
    Pop 410.90 ± 0.42 c9.50 ± 0.99 c47.60 ± 15.41 c38.75 ± 0.21 b
Exotic
    Pop 115.40 ± 0.28 b8.20 ± 0.28 cd240.31 ± 40.01 ab210.93 ± 0.41 a
    Pop 211.30 ± 0.14 c14.80 ± 1.13 b213.45 ± 2.84 b228.70 ± 0.00 a
    Pop 312.16 ± 0.62 bc22.50 ± 2.97 a194.61 ± 0.41 b238.80 ± 46.95 a
    Pop 448.80 ± 3.39 a7.20 ± 0.57 cd263.70 ± 37.57 a254.90 ± 62.93 a