I-Hortensia - uhlobo oluthile lwezitshalo zezimbali ezivela emndenini u-Hortensia. Umndeni umelwe izihlahla ezincane nezihlahla. I-genus ihlanganisa izinhlobo ezingaba ngu-80 zezitshalo, ezaziwa kakhulu e-Asia, eYurophu naseMelika. Ezinye zezilwane, okunye okufanelwe nezimo zokuboshwa, kuvame ukutholakala e-China naseJapane.
