From: Why do different oceanic archipelagos harbour contrasting levels of species diversity? The macaronesian endemic genus Pericallis (Asteraceae) provides insight into explaining the ‘Azores diversity Enigma’
Archipelago
Grouping
d.f.
R2
P-value
Azores
Taxa
1
0.19
0.001
Islands
5
0.35
Canaries
4
0.65
3
0.43