World Distribution of Large-Seeded Grass Species (>10 mg.)*
	
Area	Number of Species
	
West Asia, Europe, North Africa		33	
    Mediterranean zone	32
		
    England	1		
East Asia		6	
Sub-Saharan Africa			
Americas			
     North America	4		
     Mesoamerica (Mex., Cent. Am.)	5		
     South America	2		
Northern Australia		2	
*seeds this large make up less than 1% of the world’s grass species
Source: Jared Diamond (2003).  Guns, Germs, and Steel.  Table 8.1