| 词条 | Swertia |
| 释义 |
|image = Swertia perennis 230705.jpg |image_caption = Swertia perennis S_parents = 2 |taxon = Swertia |authority = L. |type_species = Swertia perennis L. |subdivision_ranks = Species |subdivision = 120-150, See text. |synonyms = *Kingdon-Wardia C. Marquand
Sources: GRIN,[1] ING,[2] NHM[3] |}}Swertia is a genus in the gentian family containing plants sometimes referred to as the felworts.[4] Some species bear very showy purple and blue flowers.[5][6] Plants of genus Frasera are sometimes considered part of this genus, sometimes as a separate genus, and sometimes as synonymous. Selected species
Sources:[1][7] Chemical constituentsSwertia contains the chemicals sawertiamarine, mangeferin and amarogenitine[8] 1,5,8-trihydroxy-3-methoxyxanthone, 1-hydroxy-2,3,5,7-tetramethoxyxanthone, 1-hydroxy-3,5,8-trimethoxyxanthone, 1-hydroxyl-2,3,4,6-tetramethoxyxanthone, 1-hydroxy-2,3,4,7-tetramethoxyxanthone, 1,8-dihydroxy-3,5-dimethoxyxanthone, 1,7-dihydroxy-3,8-dimethoxyxanthone, 1,3,5,8-tetrahydroxyxanthone, balanophonin, oleanolic acid, maslinic acid, and sumaresinolic acid.[9] Swerilactones from Swertia mileensis showed anti-hepatitis B virus activity in vitro.[10]Traditional medicineSwertia is used in Indian Ayurvedic Herbal System to cure Fever as in Laghu sudarshana churna, Maha sudarshan Churna and in Tibetan folk medicine.[11]{{full citation needed|date=November 2012}} It is also one of most widely used medicinal plants of Sikkim, and is considered Vulnerable based on IUCN CAMP Criteria.[12]References1. ^1 {{cite web |url = http://www.ars-grin.gov/cgi-bin/npgs/html/genus.pl?11742 |title = Genus: Swertia |archivedate = 2012-09-14 |author = Germplasm Resources Information Network (GRIN) |authorlink = Germplasm Resources Information Network |date = 2004-09-23 |work = Taxonomy for Plants |publisher = USDA, ARS, National Genetic Resources Program, National Germplasm Resources Laboratory, Beltsville, Maryland |deadurl = yes |archiveurl = https://web.archive.org/web/20120914154914/http://www.ars-grin.gov/cgi-bin/npgs/html/genus.pl?11742 |df = }} 2. ^{{cite web | url = http://botany.si.edu/ing/INGsearch.cfm?searchword=Swertia | title = Index Nominum Genericorum database | accessdate = 2008-05-16 | year = 1978 | work = International Code of Botanical Nomenclature | publisher = Smithsonian Institution}} 3. ^{{cite web | url = http://internt.nhm.ac.uk/jdsml/research-curation/projects/linnaean-typification/detail.dsml?ID=870100 | title = Linnaean Name: Swertia perennis Linnaeus | accessdate = 2008-05-16 | work = The Linnaean Plant Name Typification Project | publisher = Natural History Museum }} 4. ^{{PLANTS|id=SWERT|taxon=Swertia|accessdate=4 December 2015}} 5. ^http://www.iisc.ernet.in/~currsci/aug252005/635.pdf 6. ^https://web.archive.org/web/20120407030411/http://www.ansab.org/UserFiles/chiraito.pdf 7. ^{{cite web | url = http://www.plantnames.unimelb.edu.au/Sorting/Swertia.html | title = Sorting Swertia names | accessdate = 2008-05-16 | last = Porcher | first = Michel H. | year = 2004 | work = Multilingual Multiscript Plant Name Database | publisher = The University of Melbourne|display-authors=etal}} 8. ^Journal of Ethnopharmacology 98 (2005) 31–35 9. ^{{cite journal |vauthors=Li XS, Jiang ZY, Wang FS, Ma YB, Zhang XM, Chen JJ | title = Chemical constituents from herbs of Swertia mileensis | journal = Zhongguo Zhong Yao Za Zhi | year = 2008 | volume = 33 | issue = 23 | pages = 2790–2793 | pmid = 19260313}} 10. ^{{cite journal |vauthors=Geng CA, Zhang XM, Ma YB, Luo J, Chen JJ | title = Swerilactones L-O, secoiridoids with C₁₂ and C₁₃ skeletons from Swertia mileensis | journal = J Nat Prod | year = 2011 | volume = 74 | issue = 8 | pages = 1822–1825 | doi = 10.1021/np200256b | pmid = 21823575}} 11. ^Variation of active constituents of an important Tibet folk medicine Huiling Yang, Chenxu Ding, Yuanwen Duan, Jianquan Liu 12. ^{{cite journal |last1=O'Neill |first1=Alexander |display-authors=etal |date=2017-03-29 |title=Integrating ethnobiological knowledge into biodiversity conservation in the Eastern Himalayas |url=https://ethnobiomed.biomedcentral.com/articles/10.1186/s13002-017-0148-9 |journal=Journal of Ethnobiology and Ethnomedicine |volume=13 |issue=21 |pages= |doi=10.1186/s13002-017-0148-9 |access-date=2017-05-11 }} External links{{commonscat-inline}}
4 : Gentianaceae genera|Swertia|Flora of Nepal|Flora of North America |
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