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Table 2 Top 10 wild plant species most frequently cited for food purposes and currently used by informants in each of the four Sicilian Regional Parks, shown here the Cultural Importance Index

From: A survey of wild plant species for food use in Sicily (Italy) – results of a 3-year study in four Regional Parks

Plant species Botanical family Number of interview in which it was cited Frequency (%)a Cultural Importance Index
Cichorium intybus L. Asteraceae 221 27.55 0.37
Foeniculum vulgare Mill. Apiaceae 203 25.31 0.31
Borago officinalis L. Boraginacae 149 18.57 0.23
Asparagus acutifolius L. Asparagaceae 151 18.82 0.21
Opuntia ficus-indica (L.) Miller. Cactaceae 143 18.00 0.19
Sonchus oleraceus (L.) L. Asteraceae 144 17.95 0.19
Clinopodium nepeta (L.) Kuntze Lamiaceae 127 15.83 0.16
Ruscus aculeatus L. Asparagaceae 79 9.85 0.12
Centaurea solstitialis L. subsp. schouwii (DC.) Gugler Asteraceae 75 9.35 0.11
Laurus nobilis L. Lauraceae 75 9.35 0.09
  1. aas a percentage of citations of the total of 802 informants