The cultivar T. divaricata cv. `Plena`, with doubled-petaled flowers, is a popular houseplant. Some members of the genus Tabernaemontana are used as additives to some versions of the psychedelic drink Ayahuasca; the genus is known to contain ibogaine (e.g. in Bëcchëte, T. undulata) conolidine and voacangine (namely in T. africana). T. sananho ..... Found on http://en.wikipedia.org/wiki/Tabernaemontana