Assessment of the Diversity of Medico-Magic Knowledge on Four Herbaceous Species in Benin

Table 2

Causes of scarcity of the study species according to traders.

	RFC (%)
	Destruction for logging	Climate change	Population growth	Overexploitation	International trade	Overexploitation due to COVID-19 pandemic	Cultivation of humid areas	Loss of soil fertility
Phyllanthus amarus Schumach. & Thonn.	44	67	6	17	6	11	0	6
Acmella uliginosa (Sw.) Cass.	17	44	0	17	0	0	0	0
Momordica charantia L.	39	78	6	17	0	11	0	0
Scoparia dulcis L.	28	67	6	6	0	0	6	6

RFC (%) = relative frequency citation (%). Number of traders = 36 except for S. uliginosa where n = 34.