What is Artemisia annua?
{{speciesbox |image = artemisia annua.jpeg |genus = Artemisia |species = annua |authority = [[Carl Linnaeus|L.]] |synonyms_ref = <ref>[http://www.theplantlist.org/tpl1.1/record/gcc-39740 The Plant List ''Artemisia annua'' L. ]</ref> |synonyms = ''Artemisia chamomilla'' <small>C.Winkl.</small> }} '''''Artemisia annua''''', also known as '''sweet wormwood''',<ref>{{Cite book|url=http://www.forest.go.kr/kna/special/download/English_Names_for_Korean_Native_Plants.pdf |title=English Names for Korean Native Plants |publisher=[[Korea National Arboretum]] |year=2015 |isbn=978-89-97450-98-5 |location=Pocheon |pages=359 |access-date=25 January 2016 |via=[[Korea Forest Service]] |url-status=dead |archive-url=https://web.archive.org/web/20170525105020/http://www.forest.go.kr/kna/special/download/English_Names_for_Korean_Native_Plants.pdf |archive-date=25 May 2017 }}</ref> '''sweet annie''', '''sweet sagewort''', '''annual mugwort'''<ref name=BSBI07>{{cite web|title=BSBI List 2007 |publisher=Botanical Society of Britain and Ireland |url=http://www.bsbi.org.uk/BSBIList2007.xls |format=xls |access-date=2014-10-17 |url-status=dead |archive-url=https://www.webcitation.org/6VqJ46atN?url=http://www.bsbi.org.uk/BSBIList2007.xls |archive-date=2015-01-25 }}</ref> or '''annual wormwood''' ({{zh|c=黄花蒿|p=huánghuāhāo}}), is a common type of [[Artemisia (plant)|wormwood]] native to temperate [[Asia]], but naturalized in many countries including scattered parts of [[North America]].<ref>[http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=200023164 Flora of China Vol. 19, 20 and 21 Page 523 Sweet Annie, sweet sagewort, armoise annuelle ''Artemisia annua'' Linnaeus, Sp. Pl. 2: 847. 1753. ]</ref><ref>[http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=200023164 Flora of China Vol. 20-21 Page 691 黄花蒿 huang hua hao ''Artemisia annua'' Linnaeus, Sp. Pl. 2: 847. 1753]</ref><ref>[http://www.efloras.org/florataxon.aspx?flora_id=5&taxon_id=200023164 Flora of Pakistan]</ref><ref>[http://luirig.altervista.org/flora/taxa/index1.php?scien