فُوَّةٌ

, (T, S, M, K,) like قُوَّةٌ [in form], (S, K,) [Madder; the species thereof used by dyers; rubia tinctorum;] certain roots (Lth, T, S, M, K) of a plant (M) which are extracted from the earth, (Lth, T, M,) with which they dye (Lth, T, S, M, K) clothes, or garments: (Lth, T:) AHn says, red roots of a plant which rises slender, having upon its head berries intensely red and having much juice used for writing therewith and variegating: (M:) called in Pers. رُويَن: (PS: [in a copy of the T رُوَين or دُوَين: and in my copies of the S روَينه and رُويَنَهٌ:]) it is [also used as] a medicine, having the property of causing abortion, (K,) producing a flow of the urine and of the men strual discharge, (K, * TA,) aperient, clearing the complexion or skin, clearing the skin from every mark of the ringworm and of the white [species of leprosy termed] يَهَق: (K:) it has been mentioned also in the K as ending with [a radical] ه [i. e. written فُوَّةٌ, in article فوه]; but, as is said by Lth, [and in the T,] the final letter is that which denotes the fem gender. (TA.)