Dien Bien Prov., Tua Chua Distr., Xa Nhe Municipality, around point 21°52′35”N 103°24′21”E.
Highly degraded primary evergreen broadleaved dry forest on very steep slopes and on tops of remnant mountains composed with solid limestone at elevation 850-1050 m a.s.l.
Lithophytic herb on shady mossy cliffs. Flowers pink-purple, anthers and stigmas yellow. Leaves velvety dark green with palmate irregular light green spots. Very common.