Eleven indole alkaloids, namely, voacangine, voacristine, isovoacristine, coronaridine, isovoacangine, vobasine, voacangine, tabernaemontanine, 19-epivoacangine, a new compound named 11-methoxy-N-methyl dihydropericyclivine and an isomer of voacamine were identified from Tabernaemontana divaricata. © 1991.