Swertia
| Swertia | |
|---|---|
 | |
| Swertia perennis | |
| Scientific classification | |
| Kingdom: | Plantae |
| (unranked): | Angiosperms |
| (unranked): | Eudicots |
| (unranked): | Asterids |
| Order: | Gentianales |
| Family: | Gentianaceae |
| Genus: | Swertia L. |
| Type species | |
| Swertia perennis L. | |
| Species | |
|
120-150, See text. | |
| Synonyms | |
Probable synonyms
Possible synonyms
| |
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
- Swertia angustifolia Buch.-Ham. ex D. Don
- Swertia bimaculata (Siebold & Zucc.) C. B. Clarke
- Swertia bimaculata (Siebold & Zucc.) Hook. f. & Thoms.
- Swertia calcicola Kerr.
- Swertia chinensis (Griseb.) Franch.
- Swertia diluta (Turcz.) Benth. & Hook. f.
- Swertia chirayita (Roxb. ex Fleming) H. Karst.
- Swertia chirata (Wall.) C. B. Clarke
- Swertia ciliata (D. Don ex G. Don) B. L. Burtt.
- Swertia dilatata C. B. Clarke
- Swertia hookeri C. B. Clarke
- Swertia japonica (Roem. & Schult.) Makino
- Swertia leducii Franch.
- Swertia mileensis T. N. Ho & W. L. Shih
- Swertia macrosperma C. B. Clarke
- Swertia multicaulis D. Don
- Swertia nervosa (G. Don) C. B. Clarke
- Swertia perennis L.
- Swertia punicea Hemsl.
- Swertia purpurascens (D. Don) A. Wall ex E. D. Clarke
- Swertia striata Collett & Hemsl.
- Swertia tibetica Batal.
- Swertia tongluensis Burkill
Chemical constituents
Swertia 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 medicine
Swertia is used in Indian Ayurvedic Herbal System to cure Fever as in Laghu sudarshana churna, Maha sudarshan Churna and in Tibetan folk medicine.[11]
References
- 1 2 Germplasm Resources Information Network (GRIN) (2004-09-23). "Genus: Swertia". Taxonomy for Plants. USDA, ARS, National Genetic Resources Program, National Germplasm Resources Laboratory, Beltsville, Maryland. Retrieved 2008-05-16.
- ↑ "Index Nominum Genericorum database". International Code of Botanical Nomenclature. Smithsonian Institution. 1978. Retrieved 2008-05-16.
- ↑ "Linnaean Name: Swertia perennis Linnaeus". The Linnaean Plant Name Typification Project. Natural History Museum. Retrieved 2008-05-16.
- ↑ "Swertia". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 4 December 2015.
- ↑ http://www.iisc.ernet.in/~currsci/aug252005/635.pdf
- ↑ http://www.ansab.org/UserFiles/chiraito.pdf
- ↑ Porcher, Michel H.; et al. (2004). "Sorting Swertia names". Multilingual Multiscript Plant Name Database. The University of Melbourne. Retrieved 2008-05-16.
- ↑ Journal of Ethnopharmacology 98 (2005) 31–35
- ↑ Li XS, Jiang ZY, Wang FS, Ma YB, Zhang XM, Chen JJ (2008). "Chemical constituents from herbs of Swertia mileensis". Zhongguo Zhong Yao Za Zhi. 33 (23): 2790–2793. PMID 19260313.
- ↑ Geng CA, Zhang XM, Ma YB, Luo J, Chen JJ (2011). "Swerilactones L-O, secoiridoids with C₁₂ and C₁₃ skeletons from Swertia mileensis". J Nat Prod. 74 (8): 1822–1825. doi:10.1021/np200256b. PMID 21823575.
- ↑ Variation of active constituents of an important Tibet folk medicine Huiling Yang, Chenxu Ding, Yuanwen Duan, Jianquan Liu
External links
Media related to Swertia at Wikimedia Commons