FLORA OF VIETNAM
Orchidaceae
Bulbophyllum macraei (Lindl.) Rchb.f.

N.Vietnam, Bac Kan Prov., Na Ri Distr., Liem Thuy Municipality,
village Na Bo, around point 21°56′44′'N, 106°05′09′'E, at elevation
300-700 m a.s.l.

Primary broad-leaved evergreen closed wet forest on very steep slopes
and cliffs of rocky ridges and mesae composed with white solid
marble-like crystalline limestone.

Lithophytic and epiphytic creeping herb. Flowers: lateral sepals and
petals dull yellow, central sepal dull pink-purple, lip light yellow.
Common.

HAL 4911 27 May 2004 (alc. fix.).