Plants and traditional knowledge: An ethnobotanical investigation on Monte Ortobene (Nuoro, Sardinia)

Table 11 Results of quantitative analysis for the 20 most relevant species

Species	FC	NC	UR	RFC	CI	H'	J	RFC	CI	H'
	Basic values			Indices				Ranking
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).