| 词条 | Ponerorchis bifoliata |
| 释义 |
| status = EN | status_system = IUCN3.1 | status_ref=[1] | taxon = Ponerorchis bifoliata | authority = (Tang & F.T.Wang) X.H.Jin, Schuit. & W.T.Jin | synonyms =
| synonyms_ref = [2] }}Ponerorchis bifoliatum (synonym Amitostigma bifoliatum) is a species of plant in the family Orchidaceae.[1] It is endemic to China, known only from Gansu and Sichuan.[2][3] It produces pale purple flowers.[4] TaxonomyThe species was first described in 1936 by Tsin Tang and Fa Tsuan Wang, as Amitostigma bifoliatum.[1] A molecular phylogenetic study in 2014 found that species of Amitostigma, Neottianthe and Ponerorchis were mixed together in a single clade, making none of the three genera monophyletic as then circumscribed. Amitostigma and Neottianthe were subsumed into Ponerorchis, with this species becoming Ponerorchis bifoliata. References1. ^1 2 {{citation |title=Ponerorchis bifoliata|work=World Checklist of Selected Plant Families |publisher=Royal Botanic Gardens, Kew |url=http://wcsp.science.kew.org/namedetail.do?name_id=492003 |accessdate=2018-03-17}} 2. ^Flora of China v 25 p 130, 棒距无柱兰 bang ju wu zhu lan, Amitostigma bifoliatum 3. ^1 China Plant Specialist Group. 2004. Amitostigma bifoliatum. The IUCN Red List of Threatened Species 2004. Downloaded on 10 September 2015. 4. ^Amitostigma bifoliatum. Flora of China. }}{{Taxonbar|from1=Q43372331|from2=Q4746937}}{{Orchidoideae-stub}} 7 : Endemic orchids of China|Ponerorchis|Endangered plants|Flora of Gansu|Orchids of Sichuan|Plants described in 1936|Taxonomy articles created by Polbot |
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