Table 4

Regional Selection Index for each food-category
Food category
 SAN
 CAU
 PIL
 PIC
 CPO
 MON
 Mean
Fruits
 0.40
 0.29
 0.50
 0.93
 0.79
 0.50
 0.57
Subterranean organs
 0.40
 0.33
 0.50
 0.80
 1.00
 0.33
 0.56
Flowers
 0.14
 0.20
 0.29
 0.33
 0.71
 0.40
 0.35
Herbal teas
 0.30
 0.18
 0.43
 0.46
 0.57
 0.86
 0.47
Liqueurs
 0.44
 0.21
 0.29
 0.63
 0.38
 0.79
 0.47
Vegetables
 0.19
 0.10
 0.27
 0.58
 0.73
 0.64
 0.42
Seasoning
 0.23
 0.30
 0.20
 0.36
 0.33
 1.00
 0.40
Total RSI
 0.37
 0.31
 0.43
 0.68
 0.73
 0.70

Pardo-de-Santayana et al. Journal of Ethnobiology and Ethnomedicine 2007 3:27   doi:10.1186/1746-4269-3-27