| Title:  Manaca Additional Names:  Manacan;  camganiba;  geratacaca;  vegetable mercury Literature References:  Dried root of Brunfelsia hopeana Benth. (Franciscea uniflora Pohl), Solanaceae.  Habit.  Brazil.  Constit.  The alkaloid manacine, a second principle probably identical with gelsemic acid, and a fluorescent substance probably identical with esculetin. Therap-Cat:  Formerly as antisyphilitic.     Status:  This monograph has been retired and is no longer subject to revision or update.  |