Bidens torta
{{Short description|Species of flowering plant}}
{{Speciesbox
| image = Bidens flwr.jpg
| image_caption = Flower head
| genus = Bidens
| species = torta
| authority = Sherff
| synonyms_ref = [http://www.theplantlist.org/tpl1.1/record/gcc-108883 The Plant List, Bidens torta Sherff ]
| synonyms =
- Bidens fulvescens Sherff
- Bidens personans O.Deg. & Sherff
- Bidens waianensis Sherff
| status = G2
| status_system = TNC
| status_ref = {{Cite web|date=2022-06-03 |access-date=23 Jun 2022 |url= https://explorer.natureserve.org/Taxon/ELEMENT_GLOBAL.2.151652|publication-place=Arlington Virginia, United States of America |website=NatureServe Explorer Bidens torta|title = NatureServe Explorer Bidens torta|id=NatureServe Element Code:PDAST181K0 |publisher=NatureServe}}{{Cite report |last1=Faber-Langendoen |first1=D |url=https://www.natureserve.org/sites/default/files/natureserveconservationstatusmethodology_jun12.pdf |title=NatureServe Conservation Status Assessments: Methodology for Assigning Ranks |last2=Nichols |first2=J |last3=Master |first3=L |last4=Snow |first4=K |last5=Tomaino |first5=A |last6=Bittman |first6=R |last7=Hammerson |first7=G |last8=Heidel |first8=B |last9=Ramsay |first9=L |last10=Teucher |first10=A |last11=Young |first11=B |publisher=NatureServe |year=2012 |location=Arlington, Virginia, United States of America }}
}}
Bidens torta, the corkscrew beggarticks, is a flowering plant species in the family Asteraceae.[https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=35774 ITIS Standard Report Page: Bidens torta]
Chemical derivatives
Methylated okanin derivatives can be isolated from Bidens torta.[https://archive.today/20120913100924/http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6TH7-42G1789-58&_user=4296857&_coverDate=12/31/1984&_rdoc=1&_fmt=high&_orig=search&_sort=d&_docanchor=&view=c&_acct=C000012518&_version=1&_urlVersion=0&_userid=4296857&md5=c8b9ec7f9c54cf5cdcc232105bee601f Methylated Chalcones from Bidens torta. Susan P. McCormick, Bruce A. Bohm and Fred R. Ganders, Phytochemistry, Volume 23, Issue 10, 1984, Pages 2400-2401], {{doi|10.1016/S0031-9422(00)80570-1}}
Those include okanin 3,4,3′,4′-tetramethyl ether, okanin 3,4,3′-trimethyl ether 4′-glucoside, okanin 4-methyl ether 4′-glucoside and okanin 4-methyl ether 4′-glucoside monoacetate.
Okanin 3,4-dimethyl ether 4′-glucoside can also be isolated.
References
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External links
{{Commons category-inline|Bidens torta}}
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{{Taxonbar|from=Q4904110}}
Category:Endemic flora of Hawaii
Category:Plants described in 1920
{{Coreopsideae-stub}}