A comparison of the wild food plant use knowledge of ethnic minorities in Naban River Watershed National Nature Reserve, Yunnan, SW China

Table 1 Top ten frequently mentioned wild food plants and their salience at the whole area level and at ethnic group level

Species	General			Lahu			Hani			Dai			Han
Species	S	Use freq.	Rank	S	Use freq.	Rank	S	Use freq.	Rank	S	Usefreq.	Rank	S	Use freq.	Rank
Diplazium esculentum (Retz.) Sw.	0.53	0.7	1	0.562	0.68	2	0.50	0.7	1	0.61	0.78	1	0.32	0.51	5
Musa acuminata Colla	0.48	0.7	2	0.561	0.76	1	0.35	0.56	4	0.54	0.77	2	0.47	0.73	4
Oenanthe javanica (Blume) DC.	0.287	0.45	3	0.25	0.39	6	0.42	0.59	2	0.30	0.54	4	0.30	0.51	6
Houttuynia cordata Thunb.	0.284	0.49	4	0.30	0.57	3	0.32	0.52	7	0.17	0.34	7	0.22	0.45	8
Solanum americanum Miller	0.27	0.41	5	0.24	0.3	7	0.38	0.54	3	0.27	0.46	5	0.14	0.18	11
Piper longum L.	0.26	0.4	6	0.21	0.35	5	0.10	0.18	21	0.46	0.58	3	0.32	0.49	5
Elatostema acuminatum (Pair.) Brongn.	0.25	0.37	7	0.30	0.46	4	0.23	0.34	9	0.05	0.11	22	0.53	0.65	2
Ficus auriculata Lour.	0.21	0.41	8	0.20	0.34	8	0.24	0.45	8	0.16	0.32	9	0.18	0.41	9
Elsholtzia kachinensis Parin	0.19	0.34	9	0.14	0.26	9	0.33	0.49	6	0.15	0.43	10	0.13	0.24	13
Bauhinia variegata L.	0.14	0.32	10	0.09	0.24	13	0.19	0.44	10	0.13	0.31	12	0.24	0.47	7

Species are ranked based on the Smith’s S index and ordered based on S index at the area level. S Smith’s S index, Use freq. use frequency.

ISSN: 1746-4269