FLORA OF VIETNAM
Orchidaceae
Calanthe petelotiana Gagnep.

Cao Bang Prov., Bao Lac Distr., Hong An municipality, Mi Lung village.

Primary broad-leaved and mixed humid evergreen forest on very steep slopes and along rocky ridge composed with solid crystalline highly eroded limestone at elevation 1500-1550 m a.s.l. around point 22°50′01.3″N 105°50′05.7″E.

Terrestrial herb among mossy rocks on rocky steep slope near mountain top. Occasional.

20 November 2014 CPC 7535 / TM 1181 Living plant only.
Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, T.Maisak, L.Osinovetz

Flowered in 12 March 2017. Flowers odorless, white, lip disk with light purple tint, keels white. Photo. L. Averyanov.