FLORA OF VIETNAM Acanthaceae Strobilanthes pteroclada Benoist Det.: Yun-Fei, Deng 2008
N. Vietnam, prov. Cao Bang, distr. Tra Linh, municipality Quang Vinh (N 22°48′ E 106°17′), about 16 km from Cao Bang town to the N. Remnants of primary evergreen broadleaved forest on alluvial valley between remnant limestone ridges at 600 m alt. Shrublet up to 1.5 m hg in shadow place. Not common.
CBL 1100 11 Dec. 1998
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6300-98)