Morphological Variation and Ecological Structure of Iroko (Milicia excelsa Welw. C.C. Berg) Populations across Different Biogeographical Zones in Benin

Table 6

Relationship among morphological variation in iroko populations and environmental factors, derived from CCA.

Axis	Eigenvalue	Population-environment correlations	Cumulative % variance of population-environment relations	Cumulative % variance of population data
1	0.059	0.92	78.9	62.6
2	0.015	0.87	99.1	78.7