[Chemical constituents of Conyza blinii Lévl].

Five compounds were isolated from the aerial part of Conyza blinii. On the basis of physicochemical properties and spectroscopic analysis, they were identified as alpha-spinasterol, 5, 8-dihydroxy-7, 3', 4'-trimethoxyflavone, caffeic acid, quercetin and syringic acid. All these compounds were isolated from the plant of C. blinii for the first time.