Correct spelling for the English word "conessi" is [kənˈɛsi], [kənˈɛsi], [k_ə_n_ˈɛ_s_i] (IPA phonetic alphabet).
The bark of Holarrhena antidysenterica, an Indian tree, employed as an astringent and in the treatment of dysentery.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.