However , many recent studies have opted to merge all genera within subfamily Magnolioideae into the genus Magnolia .
Up to 17 have been recognized , including Alcimandra , Lirianthe , Manglietia , Michelia , Pachylarnax , Parakmeria , Talauma and Yulania .
Many recent studies have opted to merge all genera within subfamily Magnolioideae into the genus Magnolia .
Up to 17 have been recognized , including Alcimandra , Lirianthe , Manglietia , Michelia , Pachylarnax , Parakmeria , Talauma and Yulania .