FLORA OF VIETNAM Magnoliaceae Magnolia “Gioi dang” Hoa Binh Prov., Lac Son Distr., Ngoc Son Municipality, Khu Village, Ngoc Rac Mt., around point 20°27′15”N 105°19′37”E.
In heavily logged closed primary and secondary evergreen broad-leaved forest on top and slopes of shale mts., at elevation about 600-700 m a.s.l.