Research Article
Tree Species Richness, Diversity, and Vegetation Index for Federal Capital Territory, Abuja, Nigeria
Table 1
Summary result of biodiversity indices and growth parameters for tree species in urban and periurban areas of FCT.
| | Benefits derived | Federal Capital Territory (FCT) | | Urban forest | Periurban forest |
| | Number of individual trees | 695 | 213 | | Number of species | 69 | 20 | | Number of families | 27 | 12 | | Mean Dbh (cm) | 59.3 | 16.2 | | Basal area (m2) | 51.03 | 13.70 | | Maximum Dbh (cm) | 212.3 | 190.7 | | Volume (m3) | 752.8 | 191 | | Diversity index | 3.56 | 2.24 | | Max diversity | 6.54 | 5.36 | | Species evenness | 0.54 | 0.42 |
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Values followed by similar letters are not significantly different .
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