Research Article

To What Extent Do Protected Areas Determine the Conservation of Native Flora? A Case Study in the Sudanian Zone of Burkina Faso

Table 2

Similarity in the species composition between vegetation communities in two management regimes in western Burkina Faso.

North sudanianSouth sudanian
GfShsTsWsGfShsTsWsW
IndicesPAsUAsPAsUAsPAsUAsPAsUAsPAsUAsPAsUAsPAsUAsPAsUAsPAsUAs

Jaccard0.4020.5150.3330.4750.2750.5410.4350.4630.475
Morisita-Horn0.5850.5890.2880.6150.3750.5650.4910.6050.786

PAs: protected areas, UAs: unprotected areas, and Gf: gallery forests; Shs: shrub savannas, Ts: tree savannas, Ws: woodland savannas, and W: woodlands.
Jaccard’s similarity index and Morisita’s index were computed to evaluate the similarity between vegetation communities. Both indices vary between 0 and 1: a value close to 1 indicates a greater similarity between sites and hence low -diversity.