- Sources
{{Taxobox |status = VU |status_system = IUCN2.3 |regnum = Plantae |unranked_divisio = Angiosperms |unranked_classis = Eudicots |unranked_ordo = Rosids |ordo = Malpighiales |familia = Euphorbiaceae |genus = Trigonostemon |species = T. fragilis |binomial = Trigonostemon fragilis |binomial_authority = (Gagnepain) Airy-Shaw }}Trigonostemon fragilis is a species of plant in the Euphorbiaceae family. It is endemic to Vietnam. Sources - World Conservation Monitoring Centre 1998. Trigonostemon fragilis. 2006 IUCN Red List of Threatened Species. Downloaded on 23 August 2007.
{{Taxonbar|from=Q5466549}}{{Euphorbiaceae-stub}} 4 : Crotonoideae|Vulnerable plants|Endemic flora of Vietnam|Taxonomy articles created by Polbot |