Call:
procrustes(X = env_pca, Y = otu_pca, symmetric = TRUE) 

Number of objects: 15    Number of dimensions: 2 

Procrustes sum of squares:  
 0.7145959 
Procrustes root mean squared error: 
 0.2182653 
Quantiles of Procrustes errors:
       Min         1Q     Median         3Q        Max 
0.06708608 0.12271652 0.15766884 0.24249269 0.46063192 

Rotation matrix:
           [,1]      [,2]
[1,]  0.1411834 0.9899835
[2,] -0.9899835 0.1411834

Translation of averages:
             [,1]         [,2]
[1,] -6.09479e-19 3.796987e-20

Scaling of target:
[1] 0.5342322