Table 11.
Results of quantitative analysis for the 20 most relevant species
| Basic values | Indices | Ranking | ||||||||
| Species | FC | NC | UR | RFC | CI | H' | J | RFC | CI | H' |
| Asparagus acutifolius L. | 12 | 6 | 27 | 0.71 | 1.59 | 0.60 | 0.78 | 1 | 1 | 6 |
| Beta vulgaris L. | 9 | 3 | 16 | 0.53 | 0.94 | 0.38 | 0.79 | 2 | 3 | 13 |
| Malva sylvestris L. | 7 | 9 | 19 | 0.41 | 1.12 | 0.81 | 0.85 | 3 | 2 | 1 |
| Opuntia ficus-indica (L.) Miller | 7 | 4 | 9 | 0.41 | 0.53 | 0.57 | 0.95 | 4 | 6 | 7 |
| Olea europaea L. var.europaea | 5 | 3 | 6 | 0.29 | 0.35 | 0.44 | 0.92 | 5 | 9 | 11 |
| Rubus ulmifolius Schott | 4 | 6 | 10 | 0.24 | 0.59 | 0.76 | 0.98 | 6 | 5 | 2 |
| Arbutus unedo L. | 4 | 5 | 7 | 0.24 | 0.41 | 0.64 | 0.92 | 7 | 7 | 4 |
| Cichorium intybus L. | 4 | 5 | 11 | 0.24 | 0.65 | 0.64 | 0.91 | 8 | 4 | 5 |
| Laurus nobilis L. | 4 | 3 | 5 | 0.24 | 0.29 | 0.41 | 0.86 | 9 | 11 | 12 |
| Parietaria diffusa Mert. et Koch | 4 | 2 | 5 | 0.24 | 0.29 | 0.22 | 0.72 | 10 | 12 | 19 |
| Ferula communis L. | 4 | 2 | 5 | 0.24 | 0.29 | 0.22 | 0.72 | 11 | 13 | 18 |
| Foeniculum vulgare Mill. subsp.piperitum (Ucria) Coutinho | 4 | 2 | 7 | 0.24 | 0.41 | 0.30 | 0.99 | 12 | 8 | 14 |
| Mentha suaveolens Ehrh. subsp.insularis (Req.) Greuter | 4 | 2 | 4 | 0.24 | 0.24 | 0.24 | 0.81 | 13 | 14 | 17 |
| Matricaria chamomilla L. | 3 | 5 | 6 | 0.18 | 0.35 | 0.68 | 0.97 | 14 | 10 | 3 |
| Hedera helix L. | 3 | 3 | 4 | 0.18 | 0.24 | 0.45 | 0.95 | 15 | 15 | 10 |
| Daucus carota L. subsp.carota | 3 | 3 | 4 | 0.18 | 0.24 | 0.45 | 0.95 | 16 | 16 | 9 |
| Cydonia oblonga Miller | 3 | 3 | 4 | 0.18 | 0.24 | 0.45 | 0.95 | 17 | 17 | 8 |
| Rumex thyrsoides Desf. | 3 | 2 | 3 | 0.18 | 0.18 | 0.28 | 0.92 | 18 | 18 | 16 |
| Prunus spinosa L. | 3 | 2 | 3 | 0.18 | 0.18 | 0.28 | 0.92 | 19 | 19 | 15 |
| Allium triquetrum L. | 3 | 1 | 3 | 0.18 | 0.18 | 0.00 | 0.00 | 20 | 20 | 20 |
Basic values: FC = Number of informants mentioning the species; NC = Number of different uses ('secondary categories of use'); UR = Number of reports ('citations').
Indexes: RFC = Relative Frequency of Citation; CI = Cultural Importance Index; H'= Shannon-Wiener Index; J = Evenness index. (See 'Material and methods' for further explanations).