xxn 



A FLORA OP GIBRALTAR AND THE NEIGHBOURHOOD 



U. spartioides (Galicia), Centaurea polyacantha (Morocco and 

 Valencia), Erythrcea grandiflora (Sicily and Tunis), Bomulca 

 Clusiana (Algeria and Estepona), Carex amhigua (N. Africa and 

 Balearic Islands), DavalUa canariensis (Canaries). 



Zone 5. South Spain, i.e. the whole of Andalucia, with the 

 Province of Murcia and South Portugal, contains ninety-two 

 species additional to the above, or 6-9 per cent, of the total, of 

 which sixty-six are N. African. 



Zone 6. Spain, with Portugal, the extreme south of France, 

 and the Balearic Islands, contains one hundred species, or 7"4 per 

 cent, of the total, of which seventy-two are N. African. 



Zone 7. West Mediterranean, as far as Italy, with some 

 outliers in Greece, contains 166 species, or 12-3 per cent, of the 

 total, of which 144 are N. African. 



Zone 8. Mediterranean, with Southern Europe, contains 

 372 species, or 27*5 per cent, of the total, of which 356 are 

 N. African. 



Zone 9. Western Europe, i. e. Britain, France, Spain, and 

 Portugal, contains forty-three species, or 3-2 per cent, of the total, 

 of which twenty-three are N. African. 



Zone 10. Central, West, and South Europe, including 

 species common to 8 and 9, but not enumerated therein, contains 

 234 species, or 17-3 per cent, of the total, of which 215 are N. 

 African. 



Zone 11. Europe contains 247 species, or 18'3 per cent, of 

 the total, of which 238 are N. African. 



Summary. 



The number of species and varieties recorded in this Flora is 

 as follows : — 



There are also about 260 varieties, exclusive of those reckoned 

 as species. Where the type of a species is not found, its principal 

 variety is reckoned as a species, not as a variety. 



Of the total of 1307 species, 234 are not recorded elsewhere 

 in the province, and sixty-six are not known elsewhere in Spain. 



