Traditional knowledge of wild edible plants used in the northwest of the Iberian Peninsula (Spain and Portugal): a comparative study

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

ISSN: 1746-4269