Son La Prov., Moc Chau Distr., Chieng Son comm., Pha Luong village, Pha Luong Mountain system. Primary broad-leaved evergreen forest with Pinus cernua, Fokienia hodginsii and bamboo on eroded red-brown sandstone near mountain top at elevation 1350 m a.s.l. around point 20°41’36.4N 104°37’46.6E. Creeping terrestrial and lithophytis herb in shady, mossy place. Not rare near mountain top.
Son La Prov., Moc Chau Distr., Chieng Son comm., Pha Luong village, Pha Luong Mountain system. Primary broad-leaved evergreen forest with Pinus cernua, Fokienia hodginsii and bamboo on eroded red-brown sandstone near mountain top at elevation 1350 m a.s.l. around point 20°41’36.4N 104°37’46.6E. Creeping terrestrial and lithophytis herb in shady, mossy place. Not rare near mountain top.