An Ethnobotanical Study of Medicinal Plants in Kelala District, South Wollo Zone of Amhara Region, Northeastern Ethiopia

Table 4

Preference ranking results of five medicinal plants used for treating stomachache.

Medicinal plants	Respondents (R1–R7)							Total	Rank
	R1	R2	R3	R4	R5	R6	R7
Zingiber officinale Roscoe.	4	3	4	5	4	3	4	27	3rd
Nigella sativa L.	4	5	4	5	4	5	4	31	1st
Allium sativum L.	4	4	4	4	5	4	4	29	2nd
Ruta chalepensis L.	3	3	5	4	4	3	4	26	4th
Lepidium sativum L.	4	3	4	4	3	4	3	25	5th

NB: the numbers in the table indicate the ranks given by informants to medicinal plants based on their healing power. The highest score (5) is given for the medicinal plant most effective in treating stomachache and the lowest score (1) is for the least effective plant.