Isitshalo esivamile esisodwa noma esingasetshenziswanga noma isitshalo se-shrub, esiyomndeni wase-Oleaceae. Kunezinhlobonhlobo eziningi ezihlukahlukene ze-acidic. Ingxenye ekhona yezitshalo, amaqabunga amathathu, ama-four, noma amahlanu aqoshwe emabhodleleni ahlanganisiwe akhona; ahlanganiswe ngaphansi kokugqugquzela okumangalisayo, evikela ukushisa kwelanga nokushisa kwelanga.
